000 00257nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aJohn F. Koegel Buford
245 0 _aMultimedia Systems
250 _a6th
260 _aDelhi
_bPearson
_c2004
942 _cBK
999 _c12180
_d12180