Gomaa, H. (2014). The Approach of Egyptian Travel Agencies (Class A) : Towards Gaining Environmental Certification. test, 11(1), 53-63. doi: 10.21608/jaauth.2014.54040
Hala Ahmed Aly Gomaa. "The Approach of Egyptian Travel Agencies (Class A) : Towards Gaining Environmental Certification". test, 11, 1, 2014, 53-63. doi: 10.21608/jaauth.2014.54040
Gomaa, H. (2014). 'The Approach of Egyptian Travel Agencies (Class A) : Towards Gaining Environmental Certification', test, 11(1), pp. 53-63. doi: 10.21608/jaauth.2014.54040
Gomaa, H. The Approach of Egyptian Travel Agencies (Class A) : Towards Gaining Environmental Certification. test, 2014; 11(1): 53-63. doi: 10.21608/jaauth.2014.54040