Zaki، N. M. (2014). Evaluating Knowledge Levels of Food Handlers in Alexandria School Canteens and Their Self Reported Behavior Towards Food Safety. مجلة اتحاد الجامعات العربية للسياحة والضيافة، مج11, عدد خاص ، 75 - 90. مسترجع من http://search.mandumah.com/Record/829448
Zaki، Nawal Morsi. "Evaluating Knowledge Levels of Food Handlers in Alexandria School Canteens and Their Self Reported Behavior Towards Food Safety." مجلة اتحاد الجامعات العربية للسياحة والضيافة مج11, عدد خاص (2014): 75 - 90. مسترجع من http://search.mandumah.com/Record/829448