Omar, H. M. A., Mohamed Ali Elleisi, & Mohamed reda El-Edel. (2010). The Economic Aspects of Demand for Cigarettes in Egypt: A dssertation submitted in partial fulfillment of the requirements for the Master Degree in Economics. University of Alexandria.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOmar, Haidy Mohamed Amer, Mohamed Ali Elleisi, और Mohamed reda El-Edel. The Economic Aspects of Demand for Cigarettes in Egypt: A Dssertation Submitted in Partial Fulfillment of the Requirements for the Master Degree in Economics. Alexandria: University of Alexandria, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOmar, Haidy Mohamed Amer, et al. The Economic Aspects of Demand for Cigarettes in Egypt: A Dssertation Submitted in Partial Fulfillment of the Requirements for the Master Degree in Economics. University of Alexandria, 2010.