Abdullah, Maziruddin, AND 		Saaid, Abd elrhman.
" MEASURING THE SUDANESE ISLAMIC BANKS’ SCALE EFFICIENCY, TECHNOLOGICAL CHANGE AND TFP GROWTH USING TRANSLOG COST FUNCTION" <em>Tafakkur</em> [على الإنترنت], المجلد 5 العدد 2 (31 December 2003)