000			00400nas a2200145Ia 4500
001			S1936
008			170811c99999999xx |||||||||||| ||und||
245			_aEnergy Management
260			_bNational Productivity Council, _aNew Delhi : _c1977 -
300			_b ill. _c cm.
362			_aBegan from year / volume 1993
650			_vPeriodicals.
710			_aNational Productivity Council,
942			_cBV
999			_c185113 _d185113