Cita APA (7a ed.)

Graham, S. A. (1939). Principles of forest entomology (2nd. ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Graham, Samuel Alexander. Principles of Forest Entomology. 2nd. ed. New York: McGraw-Hill, 1939.

Cita MLA (8a ed.)

Graham, Samuel Alexander. Principles of Forest Entomology. 2nd. ed. McGraw-Hill, 1939.