APA (7th ed.) Citation

Hawkins, D. F., & Elder, M. G. (1979). Human fertility control: Theory and practice. Butterworth.

Chicago Style (17th ed.) Citation

Hawkins, D. F., and M. G. Elder. Human Fertility Control: Theory and Practice. London ; Boston: Butterworth, 1979.

MLA (9th ed.) Citation

Hawkins, D. F., and M. G. Elder. Human Fertility Control: Theory and Practice. Butterworth, 1979.