American Berkshire association. (1883). The swine breeder's manual. The American Berkshire association.
Style de citation Chicago (17e éd.)American Berkshire association. The Swine Breeder's Manual. Springfield, Ill.: The American Berkshire association, 1883.
Style de citation MLA (9e éd.)American Berkshire association. The Swine Breeder's Manual. The American Berkshire association, 1883.
Attention : ces citations peuvent ne pas être correctes à 100%.