Cita APA (7th ed.)

Fried, A., & Sanders, R. (1964). Socialist thought: A documentary history. Doubleday.

Cita Chicago (17th ed.)

Fried, Albert, i Ronald Sanders. Socialist Thought: A Documentary History. Garden City, N.Y: Doubleday, 1964.

Cita MLA (9th ed.)

Fried, Albert, i Ronald Sanders. Socialist Thought: A Documentary History. Doubleday, 1964.