| 000 | 00563nam a2200205 a 4500 | ||
|---|---|---|---|
| 999 |
_c9904 _d9904 |
||
| 003 | AR-sfUTN | ||
| 008 | 170717b ||||| |||| 00| 0 d | ||
| 040 | _cAR-sfUTN | ||
| 041 | _aspa | ||
| 080 |
_a681.32 IN8s _22000 |
||
| 110 | 2 |
_aInternational Business Machines Corporation _939287 |
|
| 245 | 1 | 0 |
_aSistema IBM/360 : _bprincipios de operación. |
| 260 |
_bIBM, _c1964 |
||
| 300 | _a209 p. | ||
| 336 |
_2rdacontent _atexto _btxt |
||
| 337 |
_2rdamedia _asin mediación _bn |
||
| 338 |
_2rdacarrier _avolumen _bnc |
||
| 942 |
_cBK _2udc |
||