000 00311nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a658.403 ALE;I
100 _aAlexander, M.J.
245 0 _aInformation Systems Analysis
260 _aU.S.A.
_bScience Research Ass.
_c1974
942 _cGB
999 _c25994
_d25994