APA-ийн эшлэл(7 дахь хэвлэлт)

American Berkshire association. (1883). The swine breeder's manual. The American Berkshire association.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

American Berkshire association. The Swine Breeder's Manual. Springfield, Ill.: The American Berkshire association, 1883.

MLA -ийн эшлэл (9 дэх хэвлэлт)

American Berkshire association. The Swine Breeder's Manual. The American Berkshire association, 1883.