000 00267nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aNasib Singh Gill
245 0 _aSoftware Engineering
250 _a3rd
260 _aNew Delhi
_bKhanna Book Pub.
_c2002
942 _cBK
999 _c11379
_d11379