APA
El-Amry K., Abd Elsalam I. & Lotfy H. (2004). Animal Kingdom. Cairo: Dar El-Farouk.
Chicago
El-Amry Khaled, Abd Elsalam Ihab and Lotfy Hany. 2004. Animal Kingdom. Cairo: Dar El-Farouk.
Harvard
El-Amry K., Abd Elsalam I. and Lotfy H. (2004). Animal Kingdom. Cairo: Dar El-Farouk.
MLA
El-Amry Khaled, Abd Elsalam Ihab and Lotfy Hany. Animal Kingdom. Cairo: Dar El-Farouk. 2004.