APA (7th ed.) Citation

Heckman, J. H., & Wheeler, A. E. (1954). Agricultural cooperation in Western Europe. Farmer Cooperative Service, U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Heckman, John H., and Anna E. Wheeler. Agricultural Cooperation in Western Europe. Washington, D.C.: Farmer Cooperative Service, U.S. Dept. of Agriculture, 1954.

MLA (9th ed.) Citation

Heckman, John H., and Anna E. Wheeler. Agricultural Cooperation in Western Europe. Farmer Cooperative Service, U.S. Dept. of Agriculture, 1954.