Cita APA (7a ed.)

Hamilton, J. (1939). American mammals their lives, habits, and economoc relations. McGraw-Hill.

Cita Chicago Style (17a ed.)

Hamilton, Jr. American Mammals Their Lives, Habits, and Economoc Relations. New York: McGraw-Hill, 1939.

Cita MLA (9a ed.)

Hamilton, Jr. American Mammals Their Lives, Habits, and Economoc Relations. McGraw-Hill, 1939.