| 000 | 00411nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 220501s1972 xx 000 0 eng d | ||
| 020 | _a007Y8517511 | ||
| 082 |
_a5.42 _bDON/SYS |
||
| 100 | _aJOHN J.DONOVAN | ||
| 245 | 0 | _aSTSTEMS PROGRAMMING | |
| 250 | _aINTERNATION | ||
| 260 |
_aNEW DELHI _c1972 |
||
| 653 | _aBACKGROUND | ||
| 653 | _aEVOLUTION OF OPERATING SYSTEMS | ||
| 653 | _aSUMMARY | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c731 _d731 |
||