Style de citation APA (7e éd.)

Frankel, L. B., & Bureau, P. R. (1970). This crowded world: An introduction to the study of population. Columbia Books.

Style de citation Chicago (17e éd.)

Frankel, Lilian B., et Population Reference Bureau. This Crowded World: An Introduction to the Study of Population. Washington D.C: Columbia Books, 1970.

Style de citation MLA (9e éd.)

Frankel, Lilian B., et Population Reference Bureau. This Crowded World: An Introduction to the Study of Population. Columbia Books, 1970.