000 00266nam a2200109Ia 4500
008 220201s1991 xx 000 0 eng d
100 _aDARNELL, P.A.
245 2 _aA SOFTWARE ENGINEERING APPROACH
260 _aDELHI
_bNAROSA PUB
_c1991
300 _a622
942 _2ddc
999 _c67147
_d67147