APA (7th ed.) Citation

Napier, J. R. (1971). The roots of mankind. Allen and Unwin.

Chicago Style (17th ed.) Citation

Napier, J. R. The Roots of Mankind. London: Allen and Unwin, 1971.

MLA (9th ed.) Citation

Napier, J. R. The Roots of Mankind. Allen and Unwin, 1971.

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