000 00351nam a2200133Ia 4500
008 220217s9999||||xx |||||||||||||| ||und||
020 _a978812241380
082 _a662.8
100 _aNijaguna, B.T
245 0 _aBiogas technology
260 _aNew age international
_bNew Delhi
_c2015
300 _aXII, 287p.
_b299
650 _aTECHNOLOGY
_95832
999 _c186500
_d186500