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020 _a8190423045
040 _aCentral Library-NITS
041 _aEnglish
082 _a333.79
_bBAL
100 _aBalasubramanian, P.
245 _aHow to make money through energy auditing
_cby P. Balasubramanian
260 _aChennai
_bBhaskar Enterprises
_c2010
300 _a866p.
365 _b5000.00
_c
650 _aEconomics
942 _cBK
999 _c30203
_d30203