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.
Lua i Stíl Chicago (17ú heag.)Omar, Haidy Mohamed Amer, Mohamed Ali Elleisi, agus 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.
Lua MLA (9ú heag.)Omar, 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.