APA (7th ed.) Citation

Harrison, P., & Rowley, J. (1984). Human numbers, human needs. International Planned Parenthood Federation.

Chicago Style (17th ed.) Citation

Harrison, Paul, and John Rowley. Human Numbers, Human Needs. London: International Planned Parenthood Federation, 1984.

MLA (9th ed.) Citation

Harrison, Paul, and John Rowley. Human Numbers, Human Needs. International Planned Parenthood Federation, 1984.