APA

Mamdouh Ali Elsayed Ali, Ahmed Mohamed Elgaafarawy, Neama Ahmed Ashmawy & Saleh Abd El hamed Mohamed Ibrahim. (2001). Effect of climatic changeson the physiological and productive performance in cattle under the conditions of north of Nile Delta. Cairo: Mamdouh Ali Elsayed Ali.

Chicago

Mamdouh Ali Elsayed Ali, Ahmed Mohamed Elgaafarawy, Neama Ahmed Ashmawy and Saleh Abd El hamed Mohamed Ibrahim. 2001. Effect of climatic changeson the physiological and productive performance in cattle under the conditions of north of Nile Delta. Cairo: Mamdouh Ali Elsayed Ali.

Harvard

Mamdouh Ali Elsayed Ali, Ahmed Mohamed Elgaafarawy, Neama Ahmed Ashmawy and Saleh Abd El hamed Mohamed Ibrahim. (2001). Effect of climatic changeson the physiological and productive performance in cattle under the conditions of north of Nile Delta. Cairo: Mamdouh Ali Elsayed Ali.

MLA

Mamdouh Ali Elsayed Ali, Ahmed Mohamed Elgaafarawy, Neama Ahmed Ashmawy and Saleh Abd El hamed Mohamed Ibrahim. Effect of climatic changeson the physiological and productive performance in cattle under the conditions of north of Nile Delta. Cairo: Mamdouh Ali Elsayed Ali. 2001.