000 | 00370nam a2200169Ia 4500 | ||
---|---|---|---|
100 | _aBISWAS N N | ||
020 | _a81-85099-04-9 | ||
650 | _aTelephony | ||
365 | _cRS | ||
365 | _d1 | ||
942 | _cENGBK | ||
654 | _aTelecommunication | ||
654 | _aTelephony | ||
245 | _aPrinciples of Telephony | ||
260 |
_bRadiant Books _c1984 _aBangalore |
||
300 | _aIV+138 PP | ||
999 |
_c25037 _d25037 |