00438nam a22001337a 4500008004100000040005500041080002300096100002000119245005600139260005000195300001500245650001500260653002900275230316b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aD 06.053:65.01bk91 aZelko, Harold P  aBusiness conference: bLeadership and participation  aNew York: bMcGraw-Hill Book Company, c27824  axiv, 289p.  aConference  aCommunication revolution