APA Citatie

R C Leffel. (1961). Planting date and varietial effects on agronomic and seed compositional characters in soybeans. Maryland: University of Maryland.

Chicago Style citaat

R C Leffel. Planting Date and Varietial Effects On Agronomic and Seed Compositional Characters in Soybeans. Maryland: University of Maryland, 1961.

MLA citatie

R C Leffel. Planting Date and Varietial Effects On Agronomic and Seed Compositional Characters in Soybeans. Maryland: University of Maryland, 1961.

Let op: Deze citaties zijn niet altijd 100% accuraat.