APA (7th ed.) Citation

Leal, E. C. (1994). António Ferro. Cosmos.

Chicago Style (17th ed.) Citation

Leal, Ernesto Castro. António Ferro. Cosmos, 1994.

MLA (8th ed.) Citation

Leal, Ernesto Castro. António Ferro. Cosmos, 1994.

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