Παραπομπή APA

B Hafez & E S E Hafez. (2000). Reproduction in farm animals (seventh edition.). ISE.

Παραπομπή Chicago Style

B Hafez και E S E Hafez. Reproduction in Farm Animals. seventh edition. ISE, 2000.

Παραπομπή MLA

B Hafez και E S E Hafez. Reproduction in Farm Animals. seventh edition. ISE, 2000.