Cita APA (7th ed.)

U.S. Department of Agriculture. Economic Research Service. (1968). World trade in selected agricultural commodities, 1951-1965. Government Printing Office.

Cita Chicago (17th ed.)

U.S. Department of Agriculture. Economic Research Service. World Trade in Selected Agricultural Commodities, 1951-1965. Washington, D.C: Government Printing Office, 1968.

Cita MLA (9th ed.)

U.S. Department of Agriculture. Economic Research Service. World Trade in Selected Agricultural Commodities, 1951-1965. Government Printing Office, 1968.