(3GdbjGOI MbjbI eG jaYdg GdeOjQhf GdCcaGA h cja jaYdhfg? (B/s - (3SGjdS, djhfGQO Q(B.s (Cairo : al-Ahram, 1979)
Original title: Leadership: What effective managers really da ...and how they do it.
Keywords: Management; Leadership