APA引文

Campbell, H. (1880). Unto the third and fourth generation: A study. Fords, Howard & Hulbert.

Chicago Style (17th ed.) Citation

Campbell, Helen. Unto the Third and Fourth Generation: A Study. New York: Fords, Howard & Hulbert, 1880.

MLA引文

Campbell, Helen. Unto the Third and Fourth Generation: A Study. Fords, Howard & Hulbert, 1880.