Style de citation APA

(1961). Seeds: The yearbook of griculture 1961. Washington: The United State Department of Agriculture.

Style de citation Chicago

Seeds: The Yearbook of Griculture 1961. Washington: The United State Department of Agriculture, 1961.

Style de citation MLA

Seeds: The Yearbook of Griculture 1961. Washington: The United State Department of Agriculture, 1961.

Attention : ces citations peuvent ne pas être correctes à 100%.