Παραπομπή APA

(1964). Farmer's world: The yearbook of agriculture, 1964. Washington, D.C: Government Printing Office.

Παραπομπή Chicago Style

Farmer's World: The Yearbook of Agriculture, 1964. Washington, D.C: Government Printing Office, 1964.

Παραπομπή MLA

Farmer's World: The Yearbook of Agriculture, 1964. Washington, D.C: Government Printing Office, 1964.

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