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020 _a9789350567319
082 _a363.7 C394C
100 _aChuhan, Avnish, ed.
245 0 _aClean technologies and environmental protection
260 _aNew Delhi
_bDiscovery pub.
_c2015
300 _a221p.
700 _aChuhan, Avnish, ed./Sharma, Shailendra, ed./Bharti, Pawan Kumar, ed./
942 _cBK
999 _c189749
_d189749