Steinbauer, C. E. (1942). Cooperative tests of sweetpotato varieties, introductions, and seedlings for starch production and market purposes. U. S. Government Printing Office.
Chicago-Zitierstil (17. Ausg.)Steinbauer, C. E. Cooperative Tests of Sweetpotato Varieties, Introductions, and Seedlings for Starch Production and Market Purposes. Washington, DC: U. S. Government Printing Office, 1942.
MLA-Zitierstil (9. Ausg.)Steinbauer, C. E. Cooperative Tests of Sweetpotato Varieties, Introductions, and Seedlings for Starch Production and Market Purposes. U. S. Government Printing Office, 1942.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.