000 00324pam a2200121a 44500
008 160422s9999 xx 000 0 und d
082 _a658 GUP
100 _aGupta, A. K. and Sharma, J. K.
245 _aManagement of systems.
260 _aDelhi
_b Macmillan India Limited.
_c1997
300 _a559p.
650 _aManagement
999 _c95120
_d95120