APA (7th ed.) Citation

Martins, O. (1984). Portugal nos mares. Ulmeiro.

Chicago Style (17th ed.) Citation

Martins, Oliveira. Portugal Nos Mares. Ulmeiro, 1984.

MLA (8th ed.) Citation

Martins, Oliveira. Portugal Nos Mares. Ulmeiro, 1984.

Warning: These citations may not always be 100% accurate.