Não informado. (1981). Fruit outlook and situation. U.S. Department of Agriculture, Economic Research Service.
Chicago-Zitierstil (17. Ausg.)Não informado. Fruit Outlook and Situation. Washington: U.S. Department of Agriculture, Economic Research Service, 1981.
MLA-Zitierstil (8. Ausg.)Não informado. Fruit Outlook and Situation. U.S. Department of Agriculture, Economic Research Service, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.