APA
U.S. Department of Agriculture, . (1970). Cash wages and prerrequisites recieved by regular hired farm workers , 1966. Washington, D.C: U.S. Department of Agriculture.
Chicago
U.S. Department of Agriculture, . 1970. Cash wages and prerrequisites recieved by regular hired farm workers , 1966. Washington, D.C: U.S. Department of Agriculture.
Harvard
U.S. Department of Agriculture, . (1970). Cash wages and prerrequisites recieved by regular hired farm workers , 1966. Washington, D.C: U.S. Department of Agriculture.
MLA
U.S. Department of Agriculture, . Cash wages and prerrequisites recieved by regular hired farm workers , 1966. Washington, D.C: U.S. Department of Agriculture. 1970.