| 000 | 00438nam a2200181Ia 4500 | ||
|---|---|---|---|
| 005 | 20240921120703.0 | ||
| 008 | 240921s9999||||xx |||||||||||||| ||und|| | ||
| 041 | _aENGLISH | ||
| 082 | _A621.385 N1 | ||
| 100 | _aDAS P N | ||
| 245 | 3 | _aAn Introduction to Automatic Telephony | |
| 250 | _a9th | ||
| 260 |
_c1991 _bModern,Calcutta |
||
| 500 | _aTelephone Relays | ||
| 650 |
_aTelephone _bElectronics |
||
| 942 | _cBK | ||
| 999 |
_c247320 _d247320 |
||