000 00353pam a2200133a 44500
008 140414b1988 xxu||||| |||| 00| 0 eng d
082 _a621.383
_bBIS C1
100 _aBISWAS, NRIPENDRA N
245 _aPrinciple of Telephony
_c
260 _aBangalore
_bRadiant Books
_c1988
650 _aPRINCIPLE OF TELEPHONY
690 _aENGINEERING
906 _a31696
999 _c30205
_d30205