00250nam a2200109 4500 TRI Tripathy, S. Electric Energy Utilization and Conservation Delhi: McGraw-Hill, 1991. 226p. ; BK 9324 9324 0 0 0 0 REF REF REF 2014-09-01 550.00 0 TRI (Shelf -45E) 18844 2014-09-01 00:00:00 BK 0 0 0 0 QUESTCL QUESTCL 2014-09-08 575.00 1 TRI 17781 2025-12-16 00:00:00 2015-03-24 2014-09-08 BK