000 00380nam a2200145Ia 4500
005 20260205052135.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a338.761632 V42C
100 _aVARADARAGIAN,DHULASI BIRUNDHA
245 0 _aCOST-BENEFIT ANALYSIS OF BIO-GAS PLANTS.
260 _aNEW DELHI
_bASHISH
_c1996
300 _a111
690 _aECONOMICS
942 _cBK
999 _c109335
_d109335