Cita APA

Burch, H. R., & Patterson, S. H. (1920). American social problems; an introduction to the study of society. Macmillan.

Citación estilo Chicago

Burch, Henry Reed, and Samuel Howard Patterson. American Social Problems; an Introduction to the Study of Society. New York: Macmillan, 1920.

Cita MLA

Burch, Henry Reed, and Samuel Howard Patterson. American Social Problems; an Introduction to the Study of Society. Macmillan, 1920.