000 00254nam a2200109Ia 4500
008 200129s9999 xx 000 0 und d
082 _aDAS-U
100 _aDAS, SUMITABHA
245 0 _aUNIX : CONCEPTS AND APPLICATIONS
260 _bTMH
_c2017
942 _cBK
999 _c1360
_d1360