Não informado. (1978). Agricultural Reviews and Manuals. Science and Education Administration.
Style de citation Chicago (17e éd.)Não informado. Agricultural Reviews and Manuals. Berkeley, Calif: Science and Education Administration, 1978.
Style de citation MLA (8e éd.)Não informado. Agricultural Reviews and Manuals. Science and Education Administration, 1978.
Attention : ces citations peuvent ne pas être correctes à 100%.