Hartman, J. (1947). The Non-Flowering Character of Sweet Potatoes of the Jersey Type.
Chicago ZitierstilHartman, John. The Non-Flowering Character of Sweet Potatoes of the Jersey Type. 1947.
MLA ZitierstilHartman, John. The Non-Flowering Character of Sweet Potatoes of the Jersey Type. 1947.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.