| 000 | 00425pam a2200157a 44500 | ||
|---|---|---|---|
| 008 | 160408b1976 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a621.3854 _bF669i |
||
| 100 | _aFlowers, Thomas Harold | ||
| 245 | 1 | _aINTRODUCTION TO EXCHANGE SYSTEMS | |
| 260 |
_aLondon _bJohn Wiley _c1976 |
||
| 300 | _a326 | ||
| 500 | _aA Wiley-Interscience Publication | ||
| 650 | _aTelephone Stations | ||
| 964 | _gCIRC | ||
| 997 | _aA51688 s C | ||
| 999 |
_c283377 _d283377 |
||