Não informado. (1950). Agronomy abstracts. American Society of Agronomy.
Style de citation Chicago (17e éd.)Não informado. Agronomy Abstracts. Madison, Wis: American Society of Agronomy, 1950.
Style de citation MLA (8e éd.)Não informado. Agronomy Abstracts. American Society of Agronomy, 1950.
Attention : ces citations peuvent ne pas être correctes à 100%.