00494ctm a2200193u 4500 OSt 20250521154532.0 ta 181008suuuuuuuu 001|0 eng u 300.00 Birr EGST ETH 658.4 Fek 2018 Fekade Gebreyes. Ye Amerare science ena Tibeb / by Fekade Gebreyes. c2018. ; Addis Ababa : Rehobot Printer 701 p ; 24 cm. Leadership. BK ddc 10285 10285 0 0 0 0 EGSTL EGSTL CIRC 2025-03-09 0 ETH 658.4 Fek 2018 19895 2025-06-30 00:00:00 2025-03-09 ETH