Não informado. (1982). Fertilizers and agriculture. International Fertilizer Industry Association.
Style de citation Chicago (17e éd.)Não informado. Fertilizers and Agriculture. Paris: International Fertilizer Industry Association, 1982.
Style de citation MLA (8e éd.)Não informado. Fertilizers and Agriculture. International Fertilizer Industry Association, 1982.
Attention : ces citations peuvent ne pas être correctes à 100%.