APA
U.S. Department of Agriculture, . (1968). Long-term development of demand and supply for agricultural producer s in the Federal Republic of Gremany. Washington, D.C: U.S. Department of Agriculture.
Chicago
U.S. Department of Agriculture, . 1968. Long-term development of demand and supply for agricultural producer s in the Federal Republic of Gremany. Washington, D.C: U.S. Department of Agriculture.
Harvard
U.S. Department of Agriculture, . (1968). Long-term development of demand and supply for agricultural producer s in the Federal Republic of Gremany. Washington, D.C: U.S. Department of Agriculture.
MLA
U.S. Department of Agriculture, . Long-term development of demand and supply for agricultural producer s in the Federal Republic of Gremany. Washington, D.C: U.S. Department of Agriculture. 1968.