Foreign agricultural trade :
statistical handbook.

APA Citation

United States. Foreign Agricultural Service., United States. Foreign Agricultural Service. (1956). Foreign agricultural trade: statistical handbook. Washington, D.C.: Foreign Agricultural Service, U.S. Dept. of Agriculture.

MLA Citation

United States. Foreign Agricultural Service, and United States. Foreign Agricultural Service. Foreign Agricultural Trade: Statistical Handbook. Washington, D.C.: Foreign Agricultural Service, U.S. Dept. of Agriculture, 1956.