Elsayad Elsayad Mattar, M., Mohammed Yousef Mansour, H. (2014). Analytical study for marketing of sport recreational services at special units in Mansoura University. test, 2014(1), 1-12. doi: 10.21608/ajssa.2014.70873
Mohammed Elsayad Elsayad Mattar; Hazem Mohammed Yousef Mansour. "Analytical study for marketing of sport recreational services at special units in Mansoura University". test, 2014, 1, 2014, 1-12. doi: 10.21608/ajssa.2014.70873
Elsayad Elsayad Mattar, M., Mohammed Yousef Mansour, H. (2014). 'Analytical study for marketing of sport recreational services at special units in Mansoura University', test, 2014(1), pp. 1-12. doi: 10.21608/ajssa.2014.70873
Elsayad Elsayad Mattar, M., Mohammed Yousef Mansour, H. Analytical study for marketing of sport recreational services at special units in Mansoura University. test, 2014; 2014(1): 1-12. doi: 10.21608/ajssa.2014.70873