Não informado. (1965). Plant Varieties and Seeds Gazette. Ministry of Agriculture, Fisheries and Food.
Style de citation Chicago (17e éd.)Não informado. Plant Varieties and Seeds Gazette. Cambridge, Inglaterra: Ministry of Agriculture, Fisheries and Food, 1965.
Style de citation MLA (8e éd.)Não informado. Plant Varieties and Seeds Gazette. Ministry of Agriculture, Fisheries and Food, 1965.
Attention : ces citations peuvent ne pas être correctes à 100%.