APA Edition Citation

Barker, W. B., & Chapman, G. (1972). Zoology (2.). Longman Group Ltd.

Chicago Edition Citation

Barker, W B., and G. Chapman. Zoology. 2. London: Longman Group Ltd, 1972.

MLA Edition Citation

Barker, W B., and G. Chapman. Zoology. 2. Longman Group Ltd, 1972.

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