Wharton, C. R. (1969). Subsistence agriculture and economic development. Adline.
Čikaški stil citiranja (17. izdanje)Wharton, Clifton R. Subsistence Agriculture and Economic Development. Chicago: Adline, 1969.
MLA način citiranja (9. izdanje)Wharton, Clifton R. Subsistence Agriculture and Economic Development. Adline, 1969.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.