APA (7th ed.) Citation
Harrison, G. A., & Boyce, A. J. (1972). The structure of human populations. Clarendon Press.
Chicago Style (17th ed.) Citation
Harrison, G. A., and A. J. Boyce. The Structure of Human Populations. Oxford: Clarendon Press, 1972.
MLA (9th ed.) Citation
Harrison, G. A., and A. J. Boyce. The Structure of Human Populations. Clarendon Press, 1972.
Warning: These citations may not always be 100% accurate.