APA (7th ed.) Citation

Doherty, G. (2001). Aves (1a. ed.). Usborne.

Chicago Style (17th ed.) Citation

Doherty, Gillian. Aves. 1a. ed. Londres: Usborne, 2001.

MLA (9th ed.) Citation

Doherty, Gillian. Aves. 1a. ed. Usborne, 2001.