howyda abd el azeem zidan, " Manufacturing in Africa, Challenges and opportunities With with Special reference to Tunisia and Egypt", المجلة العربية للادارة , issue الطبعة الاولي, pp. 72, 2013. 111lsnt_lthwyly_fy_frqyqy_lfrs_wlthdyt_msr_wtwns.dochwyd.pdf
howyda abd el azeem zidan, " Manufacturing in Africa, Challenges and opportunities With with Special reference to Tunisia and Egypt", المجلة العربية للادارة , issue الطبعة الاولي, pp. 72, 2013. 111lsnt_lthwyly_fy_frqyqy_lfrs_wlthdyt_msr_wtwns.dochwyd.pdf