作 者:Bashir Usman Kurfi ;Mohammed Adaya Salisu
出 处:Journal of Economics and Sustainable Development. 2015 ;6(22):148-159.
出 版 社:The International Institute for Science, Technology and Education (IISTE)
文 章 ID:183094205
作 者:Habiballah Mohammed Al-Torkistani ;Mohammed Adaya Salisu ;Khalid A. Maimany
出 处:Journal of Economics and Sustainable Development. 2015 ;6(24):220-229.
出 版 社:The International Institute for Science, Technology and Education (IISTE)
文 章 ID:183094240