APA
U.S. Department of Agriculture, . (1948). Woody - plant seed manual. : U.S. Government Printing Office.
Chicago
U.S. Department of Agriculture, . 1948. Woody - plant seed manual. : U.S. Government Printing Office.
Harvard
U.S. Department of Agriculture, . (1948). Woody - plant seed manual. : U.S. Government Printing Office.
MLA
U.S. Department of Agriculture, . Woody - plant seed manual. : U.S. Government Printing Office. 1948.
