APA (7th ed.) Citation

Groves, C. P. (1970). Gorillas / by C.P. Groves. A. Barker.

Chicago Style (17th ed.) Citation

Groves, C. P. Gorillas / by C.P. Groves. A. Barker, 1970.

MLA (9th ed.) Citation

Groves, C. P. Gorillas / by C.P. Groves. A. Barker, 1970.

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