00772nam a2200265 a 450000500170000000800410001701000170005802000170007502500140009204000280010605000240013408200200015810000170017824500760019525000120027126000430028330000200032650000360034650000270038250000200040950400300042965000120045971000120047174000230048320181210012649.0860411s1986    ii       b    001 0 eng    a   86900518   z8170240280 :  aI E 52168  aDLCcDLCdDLCdBD-DhBPA00aTP359.B48bV44 1986  a662.8bVEB 19861 aVeena, D. R.10aBio-gas technology :ba study of community bio-gas plant /cD.R. Veena.  a1st ed.  aNew Delhi :bAshish Pub. House,c1986.  a94 p. ;c23 cm.  aSpine title: Biogas technology.  a"Sponsored by UNICEF."  aIncludes index.  aBibliography: p. [88]-91. 0aBiogas.2 aUNICEF.  aBiogas technology.