What do you call these things in your language?

[Hercus Monte]

Lord of the rings
The Picture of Dorian Gray
The Ingenious Gentleman Don Quixote of La Mancha
Gulliver's Travels
Dangerous Liaisons
The Count of Monte Christo
Odyssey
Iliad
In Search of Lost Time
Journey to the End of the Night
The Prime of Miss Jean Brodie
The Seasons
The Great Gatsby

[Hercus Monte]

Lord of the rings - Žiedų valdovas

The Picture of Dorian Gray - Doriano Grėjaus portretas

The Ingenious Gentleman Don Quixote of La Mancha - Išmoningasis hidalgas Don Kichotas iš La Mančos

Gulliver's Travels - Guliverio kelionės

Dangerous Liaisons - Pavojingi ryšiai

The Count of Monte Christo - Grafas Monte Kristas

Odyssey - Odisėja

Iliad - Iliada

In Search of Lost Time - Prarasto laiko beieškant

Journey to the End of the Night - Kelionė į nakties pakraštį

The Prime of Miss Jean Brodie - Mis Jean Brodie Žydėjimas

The Seasons - Metai

The Great Gatsby - Didysis Gatsbis

[Ianus]

Lord of the rings - Il Signore degli Anelli
The Picture of Dorian Gray - Il ritratto di Dorian Gray
The Ingenious Gentleman Don Quixote of La Mancha - L'ingenuo signor Don Quijote de la Mancha
Gulliver's Travels - I viaggi di Gulliver
Dangerous Liaisons - Relazioni pericolose
The Count of Monte Christo - Il Conte di Montecristo
Odyssey - Odissea
Iliad - Iliade
In Search of Lost Time - Alla ricerca del tempo perduto
Journey to the End of the Night - Viaggio al termine della notte
The Prime of Miss Jean Brodie Gli anni fulgenti di Miss Brodie
The Seasons - Le stagioni
The Great Gatsby - Il grande Gatsby

[turkojew]

Lord of the rings - Yüzüklerin Efendisi
The Picture of Dorian Gray - Dorian Gray'in Portresi
The Ingenious Gentleman Don Quixote of La Mancha - Marifetli ayan Don Kişot de La Mança
Gulliver's Travels - Güliver'in Seyahatleri
Dangerous Liaisons - Tehlikeli İlişkiler
The Count of Monte Christo - Monte Kristo Kontu
Odyssey - Odesa
Iliad - İlyada
In Search of Lost Time - Kayıp Zamanın İzinde
Journey to the End of the Night - Gecenin Sonuna Yolculuk
The Prime of Miss Jean Brodie - Bayan Jean Brodie'nin Baharı
The Seasons - Mevsimler
The Great Gatsby - Muhteşem Gatsby

[Trun]

Lord of the rings - Властелинът на пръстените
The Picture of Dorian Gray - Портретът на Дориан Грей
The Ingenious Gentleman Don Quixote of La Mancha - Дон Кихот
Gulliver's Travels - Пътешествията на Гъливер
Dangerous Liaisons - Опасни връзки
The Count of Monte Christo - Граф Монте Кристо
Odyssey - Одисея
Iliad - Илиада
In Search of Lost Time - По следите на изгубеното време
Journey to the End of the Night - Пътешествие до края на нощта
The Prime of Miss Jean Brodie - Разцветът на мис Джейн Броди
The Seasons - Сезони
The Great Gatsby - Великият Гетсби

I'm not sure if all of these novels/poems have a translation in Bulgarian.

[Veneda]

Lord of the rings - Władca Pierścieni

The Picture of Dorian Gray - Portret Doriana Graya

The Ingenious Gentleman Don Quixote of La Mancha - Przemyślny szlachcic Don Kichote z Manchy

Gulliver's Travels - Podróże Guliwera

Dangerous Liaisons - Niebezpieczne związki

The Count of Monte Christo - Hrabia Monte Christo

Odyssey - Odyseja

Iliad - Iliada

In Search of Lost Time - W poszukiwaniu straconego czasu

Journey to the End of the Night - Podróż do kresu nocy

The Prime of Miss Jean Brodie - Pełnia życia panny Brodie

The Seasons - Pory roku

The Great Gatsby - Wielki Gatsby

[Lusos]

Lord of the rings--Senhor dos Anéis
The Picture of Dorian Gray--O Retrato de Dorian Gray
The Ingenious Gentleman Don Quixote of La Mancha--O Genial Cavalheiro Don Quixote Da Mancha
Gulliver's Travels--As Viagens de Gulliver
Dangerous Liaisons--Ligações Perigosas
The Count of Monte Christo--O Conde De Monte Cristo
Odyssey--Odisseia
Iliad--Iliad
In Search of Lost Time--Em busca do Tempo Perdido
Journey to the End of the Night--Viagem ao Fim da Noite
The Prime of Miss Jean Brodie--A Excelência de Miss Jean Brodie
The Seasons--As Épocas
The Great Gatsby--O Grande Gatsby

[Damião de Góis]

The Ingenious Gentleman Don Quixote of La Mancha--O Genial Cavalheiro Don Quixote Da Mancha

I don't think we translate La Mancha. At least never heard it before.

[Lusos]

I don't think we translate La Mancha. At least never heard it before.

We don't but the OP asked how we say In Portuguese.

[askra]

I try in Logudorese (Sardinian language spoken in the central north of Sardinia)

Lord of the rings - Su Segnore de sos Aneddos

The Picture of Dorian Gray - Su rettratu de Dorian Gray

The Ingenious Gentleman Don Quixote of La Mancha - Su ingéniosu galantómine Don Quixote de Sa Mancha

Gulliver's Travels - Viazzos de Gulliver

Dangerous Liaisons - Perigulosas relassiones

The Count of Monte Christo - Su Conte de Monte Christus

Odyssey - Odissea

Iliad - Iliade

In Search of Lost Time - Buscande su tempu perdidu

Journey to the End of the Night - Viazzu a sa fine de sa notte

The Prime of Miss Jean Brodie - Sa prima de sa segnorina Jean Brodie

The Seasons - Sas istajones

The Great Gatsby - Su Gràndhe Gatsby