Cita APA (7th ed.)

Levy, L. S., & Sampson, R. J. (1962). American economic development: Growth of the U. S. in the Western World. Allyn and Bacon.

Cita Chicago (17th ed.)

Levy, Lester Samuel, i Roy J. Sampson. American Economic Development: Growth of the U. S. in the Western World. Boston: Allyn and Bacon, 1962.

Cita MLA (9th ed.)

Levy, Lester Samuel, i Roy J. Sampson. American Economic Development: Growth of the U. S. in the Western World. Allyn and Bacon, 1962.