Não informado. (1973). Seed science and technology. International Seed Testing Association.
Style de citation Chicago (17e éd.)Não informado. Seed Science and Technology. Zurich, Suíça: International Seed Testing Association, 1973.
Style de citation MLA (8e éd.)Não informado. Seed Science and Technology. International Seed Testing Association, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.