Cita APA (7th ed.)

Wilbur, R. L., & Hyde, A. M. (1937). The Hoover Policies. C. Scribner's Sons.

Cita Chicago (17th ed.)

Wilbur, Ray Lyman, i Arthur Mastick Hyde. The Hoover Policies. New York: C. Scribner's Sons, 1937.

Cita MLA (8th ed.)

Wilbur, Ray Lyman, i Arthur Mastick Hyde. The Hoover Policies. C. Scribner's Sons, 1937.