Hamed, A. (2016). Estimate of the optimum the productive size for maize cropin Sharkia Governorate. test, 54(2), 407-420. doi: 10.21608/assjm.2016.104132
A. F. Hamed. "Estimate of the optimum the productive size for maize cropin Sharkia Governorate". test, 54, 2, 2016, 407-420. doi: 10.21608/assjm.2016.104132
Hamed, A. (2016). 'Estimate of the optimum the productive size for maize cropin Sharkia Governorate', test, 54(2), pp. 407-420. doi: 10.21608/assjm.2016.104132
Hamed, A. Estimate of the optimum the productive size for maize cropin Sharkia Governorate. test, 2016; 54(2): 407-420. doi: 10.21608/assjm.2016.104132