TY  - BOOK
AU  - Khoiyangbam, R. S. 
AU  -  Gupta, Navindu 
AU  -  Kumar, Sushil
TI  - Biogas technology : towards sustainable development
SN  - 9788179934043
U1  - 665.7760954 
PY  - 2011///
CY  - New Delhi
PB  - TERI Press
ER  -