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040 _e228928
_aMAIN
041 _aEnglish
082 _a333.7914 D479E(2)
100 _aDeswal, Surinder
245 0 _aEnergy, environment, ecology and society
250 _a2nd ed.
260 _aNew Delhi
_bDhanpat Rai
_c2015
300 _av. p.
942 _cBK
999 _c180343
_d180343