Παραπομπή APA

E S E Hafez. (1975). Reproduction in farm animals (3.). Lea & Febiger.

Παραπομπή Chicago Style

E S E Hafez. Reproduction in Farm Animals. 3. Lea & Febiger, 1975.

Παραπομπή MLA

E S E Hafez. Reproduction in Farm Animals. 3. Lea & Febiger, 1975.