000 00300nam a2200121Ia 4500
008 210122s9999 xx 000 0 und d
264 _c2017-05-24
650 _aInformation Technology
942 _cCD/DVD
245 _aA+ Guide To Operating Systems
260 _bTata McGraw-Hill
546 _aENGLISH
999 _c24281
_d24281