00265nam a2200109Ia 450000500170000008000180001710000180003524500440005326000290009730000100012658300190013620260716043111.0  a05.07.03 B745  aBoss, Richard  aTelecommunications for library managers  bACURILaSan JuanPRc1988  a31 p.  c3/7/00kM2LMGR