00437nam a2200157Ia 4500008004100000020001500041082002000056100001600076245005900092260004500151300000700196650001800203650001800221653001800239653002200257170901s1986    xx            000 0 und d  a817024028X  a574.19121bV38B  aVeena, D.R. 0aBio-Gas TechnologybA Study of Community Bio-Gas Plant  aNew DelhibAshish Publishing Housec1986  a94  aLife sciences  aPure Sciences  aBioenergetics  aBiogas technology