Dabbagh، O. B. (1985). Permanent Income Theory Of Export Instability With Application to Jordan and Other developing Countries. دراسات - العلوم الإنسانية، مج12, ع5 ، 35 - 48. مسترجع من http://search.mandumah.com/Record/632369
Dabbagh، Osama B. "Permanent Income Theory Of Export Instability With Application to Jordan and Other Developing Countries." دراسات - العلوم الإنسانية مج12, ع5 (1985): 35 - 48. مسترجع من http://search.mandumah.com/Record/632369