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008 150520s9999||||xx |||||||||||||| ||und||
082 _a658.403 2 A.K
100 _aA.K. Gupta
245 _aManagement of Systems
250 _a1997
300 _a658.403 2 A.K
600 _aManagement
942 _2ddc
_cBK
999 _c14413
_d14413