000			00400nam a22001577a 4500
005			20230328114948.0
008			230328b |||||||| |||| 00| 0 eng d
020			_a0851214916
041			_aeng
082			_a001.5 _bEAR/I
100			_aEardley, A
245			_aInformation Systems _c /by A Eardley et al
260			_aLondon _bLongman group UK Limited _c1989
300			_axvii, 436p.
942			_cBK
999			_c15215 _d15215