APA (7th ed.) Citation

Symposium on Population Pressures upon Physical and Social Resources in the Developing Lands, Pennsylvania State University, Kosiński, L. A., Prothero, R. M., & Zelinsky, W. (1970). Geography and a crowding world. Oxford University Press.

Chicago Style (17th ed.) Citation

Symposium on Population Pressures upon Physical and Social Resources in the Developing Lands, Pennsylvania State University, Leszek A. Kosiński, R. Mansell Prothero, and Wilbur Zelinsky. Geography and a Crowding World. New York: Oxford University Press, 1970.

MLA (9th ed.) Citation

Symposium on Population Pressures upon Physical and Social Resources in the Developing Lands, Pennsylvania State University, et al. Geography and a Crowding World. Oxford University Press, 1970.