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دليل المستخدم
Hassanien، K. B. E. A. (2016). Sustainability and Competitiveness: Case Study of the Application in the Developed Countries Versus that of the Developing Countries. مجلة التجارة والتمويل، ع1 ، 17 - 36. مسترجع من http://search.mandumah.com/Record/973640
Hassanien، Karim Badr El-Din Attia. "Sustainability and Competitiveness: Case Study of the Application in the Developed Countries Versus That of the Developing Countries." مجلة التجارة والتمويل ع1 (2016): 17 - 36. مسترجع من http://search.mandumah.com/Record/973640