Παραπομπή σε μορφή APA (7η εκδ.)

Eldridge, S., & Clark, C. D. (1928). Major problems of democracy: A study of social conditions in the United States. Century Co.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Eldridge, Seba, και Carroll D. Clark. Major Problems of Democracy: A Study of Social Conditions in the United States. New York & London: Century Co, 1928.

Παραπομπή σε μορφή MLA (8th εκδ.)

Eldridge, Seba, και Carroll D. Clark. Major Problems of Democracy: A Study of Social Conditions in the United States. Century Co, 1928.