(1993). Evaluation of productive and reproductive performance of some dairy cattle breeds in Egypt.. EKB Journal Management System, 30(2), 161-171. doi: 10.21608/ejap.1993.120185
. "Evaluation of productive and reproductive performance of some dairy cattle breeds in Egypt.". EKB Journal Management System, 30, 2, 1993, 161-171. doi: 10.21608/ejap.1993.120185
(1993). 'Evaluation of productive and reproductive performance of some dairy cattle breeds in Egypt.', EKB Journal Management System, 30(2), pp. 161-171. doi: 10.21608/ejap.1993.120185
Evaluation of productive and reproductive performance of some dairy cattle breeds in Egypt.. EKB Journal Management System, 1993; 30(2): 161-171. doi: 10.21608/ejap.1993.120185