Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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