Cita APA (7th ed.)

Twentieth Century Fund & Dewhurst, J. F. (1955). America's needs and resources: A new survey. [s.n.].

Cita Chicago (17th ed.)

Twentieth Century Fund i J. Frederic Dewhurst. America's Needs and Resources: A New Survey. New York: [s.n.], 1955.

Cita MLA (9th ed.)

Twentieth Century Fund i J. Frederic Dewhurst. America's Needs and Resources: A New Survey. [s.n.], 1955.