| 000 | 00424nam a22001697a 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 230331b ||||| |||| 00| 0 eng d | ||
| 020 | _a9780814453544 | ||
| 082 |
_a384 _bKUE |
||
| 100 | _aKuehn, Richard A. | ||
| 245 | _aCost-effective telecommunications | ||
| 260 |
_aNew York: _bAmacom, _c©1975 |
||
| 300 | _avi, 152p. | ||
| 650 | _aTelecommunication | ||
| 650 | _aCost effectiveness | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c9564 _d9564 |
||