000 00259nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a004.21AWA
100 _aAWAD (E)
245 0 _aSystem Analysis and Design
260 _b GALGOTIA
_aNEW DELHI
942 _cBK
999 _c5530
_d5530