000 00280nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aRebeca Thomas
245 2 _aA User guide to the Unix system
260 _bMc Graw Hill
260 _c1985
365 _b295.00
942 _cBK
999 _c140513
_d140513