APA (7th ed.) Zitazioa

Wharton, C. R. (1969). Subsistence agriculture and economic development. Adline.

Chicago Style (17th ed.) Zitazioa

Wharton, Clifton R. Subsistence Agriculture and Economic Development. Chicago: Adline, 1969.

MLA (9th ed.) Zitazioa

Wharton, Clifton R. Subsistence Agriculture and Economic Development. Adline, 1969.