APA (7th ed.) Citation

Willock, C. D. (1977). Gorilla. Macmillan.

Chicago Style (17th ed.) Citation

Willock, Colin D. Gorilla. London: Macmillan, 1977.

MLA (8th ed.) Citation

Willock, Colin D. Gorilla. Macmillan, 1977.

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