Hanafy, A. , Qureshi, M. , Sabir, J. , Mutawakil, M. , Ahmed, M. , Ashmaoui, H. , Ramadan, H. , Abou-Alsoud, M. , Sadek, M. (2014), 'DNA Polymorphism Studies of β-Lactoglobulin Gene in Saudi Goats', World Academy of Science, Engineering and Technology, Open Science Index 96, International Journal of Agricultural and Biosystems Engineering, 8(12), 1390 - 1393.