Cita APA (7th ed.)

Duverger, M. (1966). An introduction to the social sciences. Frederick A.Praeger.

Cita Chicago (17th ed.)

Duverger, Maurice. An Introduction to the Social Sciences. New York: Frederick A.Praeger, 1966.

Cita MLA (9th ed.)

Duverger, Maurice. An Introduction to the Social Sciences. Frederick A.Praeger, 1966.