000			00421nam a2200145Ia 4500
008			220314s9999||||xx |||||||||||||| ||und||
080			_a658.5
100			_aSunil Kumar
245		0	_aProductivity and factor substitution: Theory and analysis
260			_bDeep & Deep Publications, New Delhi _c2002
300			_a274
490			_aR
650			_aProduction Management; Industrial Engineering; Management
942			_cBOOK
999			_c7445 _d7445