000			00570nam a2200253 4500
008			110906s9999 xx 000 0 und d
020			_a(paper back):
020			_ao-273-02964-9
082	0	0	_a6442 han
082	0	0	_aoo1
100	0		_ahanson,
245	1	0	_adesign of computer data file: _cowen;
250			_a2
260			_auk: _bpitman _c1988,
300			_a419,
300			_axii.
300			_c23
500			_aincludes index
504			_aincludes references
600	1	0	_x
650		0	_adata base management
650		0	_xsystem design
906			_c
999			_c6116 _d6116