Não informado. (1945). Agriculture abroad. Department of Agriculture, Economics Division of the Marketing Service.
Chicago-Zitierstil (17. Ausg.)Não informado. Agriculture Abroad. Ottawa: Department of Agriculture, Economics Division of the Marketing Service, 1945.
MLA-Zitierstil (8. Ausg.)Não informado. Agriculture Abroad. Department of Agriculture, Economics Division of the Marketing Service, 1945.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.