Author = Islam Al-Gammal
| Number of Articles: 5 | ||
| 1 | A program for Developing Accounting System in Travel Agencies: A Case of Port Said | |
| Volume 19, Issue 1, December 2020, Page 173-185 | ||
| Nadia Maher; Ahmed Zaki; Islam Al-Gammal; Asmaa Abdelfattah | ||
| 2 | The Role of Developing Accounting Systems to Raise Performance Efficiency: A Case Study of Tourism Agencies in Port Said | |
| Volume 19, Issue 1, December 2020, Page 158-172 | ||
| Nadia Maher; Ahmed Zaki; Islam Al-Gammal; Asmaa Abdelfattah | ||
| 3 | The Development of Risk Management Strategies at Airports by Application on Cairo International Airport | |
| Volume 16, Issue 2, June 2019, Page 52-59 | ||
| Abdullah Mohamad Sadiq; Walid Sayed Amin; Islam Al-Gammal | ||
| 4 | A marketing strategy to promote domestic tourism in Libya: An applied study on the Shehat city | |
| Volume 16, Issue 2, June 2019, Page 80-88 | ||
| Laila Milad Bashir Al-Kariwy; Islam Al-Gammal; Nadia Maher | ||
| 5 | Evaluating customer satisfaction with tourism services in Libya (applied to the Libyan city of Shahat) | |
| Volume 16, Issue 2, June 2019, Page 89-94 | ||
| Laila Milad Bashir Al-Kariwy; Islam Al-Gammal; Nadia Maher | ||
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