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003			NIELib
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020			_a81-7371-116-x
082			_a153.43 _bKRA
100			_aKrantz, Steven G. _91678
245			_aTechniques of problem solving
260			_bUniversity. _c1997, _aHyderabad:
300			_axiii, 465p.: _bill.: _c23cm
650		0	_aProblem solving _91679
942			_2ddc _cLM
999			_c32224 _d32224