The Packers and Stockyards Act :
what it is, how it operates /
U.S. Department of Agriculture, Packers and Stockyards Administration.

APA Citation

United States. Packers and Stockyards Administration. (1969). The Packers and Stockyards Act: what it is, how it operates. Washington, D.C.: U.S. G.P.O..

MLA Citation

United States. Packers and Stockyards Administration. The Packers And Stockyards Act: What it Is, How it Operates. Washington, D.C.: U.S. G.P.O., 1969.

Warning: These citations may not always be complete (especially for serials).