00334pam a2200145a 44500008004100000020000900041041001200050082000900062100001700071245003300088250000600121260004400127300000800171650000900179230515b1995    xxu||||| |||| 00| 0 eng d  aNULL  aENGLISH  aN.D.  aSherman L.B.  aTelecommunication Management  a0  aNULLbTata McGraw Hill Publishingc1995  a431  aNULL