00426nam a22001457a 4500003001200000005001700012008004100029020001500070040001200085082001500097100002700112245010400139260001100243650002600254NUST - PNEC20170116181132.0151006b        xxu||||| |||| 00| 0 eng d  a8174460349  cLIBRARY  a658.45 MAR  aMargerison, Charles J.  aThe art of effective communication: Conversation control skills for managerscCharles J. Margerison  cc.1996  aCommunicationxMS COM