000			00303nam a2200133Ia 4500
008			160122s9999 xx 000 0 und d
041			_aEnglish
100			_aJohn Vince
245			_aVirtual reality systems
250			_a3rd
260			_bDelhi:Pearson Ed _c2005
300			_a384p.
650			_aComputer
999			_c1562 _d1562