APA (7th ed.) Citation

Não informado. (1959). International Zoo Yearbook. Zoological Society of London.

Chicago Style (17th ed.) Citation

Não informado. International Zoo Yearbook. London: Zoological Society of London, 1959.

MLA (8th ed.) Citation

Não informado. International Zoo Yearbook. Zoological Society of London, 1959.

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