000 00302pam a2200133 a 4500
020 _c
041 _h
082 _a5.74
100 _aHANSON (Owen)
_eauthor
245 _aDesign of Computer Data files
_hTextual Document
260 _bSigma Press New Delhi
_c1989
300 _ax, 358
930 _a2441
999 _c821655
_d821655