Citace podle APA (7th ed.)

Ward, L. F., & Gerver, I. (1963). Lester Frank Ward: [selections from his work. Crowell.

Citace podle Chicago (17th ed.)

Ward, Lester Frank, a Israel Gerver. Lester Frank Ward: [selections from His Work. New York: Crowell, 1963.

Citace podle MLA (9th ed.)

Ward, Lester Frank, a Israel Gerver. Lester Frank Ward: [selections from His Work. Crowell, 1963.

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