000 00316nam a22001337a 4500
005 20210902102715.0
008 210902b ||||| |||| 00| 0 eng d
041 _aeng
100 _aBach M J
_925346
245 _aDesign of the unix operating systems
260 _aN Delhi
_bPHI
_c1988
300 _a210
942 _cBK
999 _c62932
_d62932