000 00294nam a22001097a 4500
020 _a9789352829675
082 _a621.042 LIJ.U
100 _aLijo George
245 _aഊര്‍ജ്ജ സ്രോതസ്സുകള്‍
700 _aSuresh Mannarasala,K.N.Krishnakumar
942 _cBK
999 _c292884
_d292884