APA (7th ed.) Citation

Ward, R. H., & Weiss, K. M. (1976). The Demographic evolution of human populations. Academic Press.

Chicago Style (17th ed.) Citation

Ward, Richard Hugh, and Kenneth M. Weiss. The Demographic Evolution of Human Populations. London ; New York: Academic Press, 1976.

MLA (9th ed.) Citation

Ward, Richard Hugh, and Kenneth M. Weiss. The Demographic Evolution of Human Populations. Academic Press, 1976.