000			00426 a2200145 4500
005			20250505114720.0
020			_a7121-0427-5
082			_aLECT 001.6 AND
100			_aANDERSON, R. G.
245			_aData Processing and Management systems
250			_a2nd Ed.
260			_aPlymouth _bMacdonald and Evans Limited _c1978
300			_axiii, 402p.: ill.; charts, figures, pictures, tables, _bindex, _c18cm,
942			_2ddc _cBKS
999			_c1916 _d1916