APA (7th ed.) Citation

Gillin, J. L. (1926). Criminology and penalogy. The Century Co.

Chicago Style (17th ed.) Citation

Gillin, John Lewis. Criminology and Penalogy. New York: The Century Co, 1926.

MLA (9th ed.) Citation

Gillin, John Lewis. Criminology and Penalogy. The Century Co, 1926.