000 00411nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a333.794
100 _aChauhan D. S.
245 0 _aNon conventional energy resources
260 _aNew Delhi
260 _bNew Age International
260 _c2022
365 _b226
650 _aCIVIL
700 _aSrivastava S. K.
942 _cEB
999 _c13167
_d13167