Dyfyniad APA

B Hafez. (2000). Reproduction in farm animals (7th.). Lippincott williams&Wilkins.

Dyfyniad Arddull Chicago

B Hafez. Reproduction in Farm Animals. 7th. Lippincott williams&Wilkins, 2000.

Dyfyniad MLA

B Hafez. Reproduction in Farm Animals. 7th. Lippincott williams&Wilkins, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.