APA (7th ed.) Citation

Pootman, F. J., & Savill, M. (1959). Secrets of the animal world. Souvenir Press.

Chicago Style (17th ed.) Citation

Pootman, F. J., and Mervyn Savill. Secrets of the Animal World. London: Souvenir Press, 1959.

MLA (9th ed.) Citation

Pootman, F. J., and Mervyn Savill. Secrets of the Animal World. Souvenir Press, 1959.

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