APA (7th ed.) Citation

Perrins, C. La Gran Enciclopedia de las Aves.

Chicago Style (17th ed.) Citation

Perrins, Christopher. La Gran Enciclopedia De Las Aves.

MLA (8th ed.) Citation

Perrins, Christopher. La Gran Enciclopedia De Las Aves.

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