Agricultural protection by nontariff trade barriers /
U.S. Dept. of Agriculture Economic Research Service in cooperation with Foreign Agricultural Service ; prepared with assistance of Agricultural Stabilization and Conservation Service, and Statistical Reporting Service.
- [Washington, D.C.] : U.S. Dept. of Agriculture, Economic Research Service, 1963.
- 24 p. ; 26 cm.
- ERS-foreign ; 60 .