TY  - BOOK
AU  - K M Mital
TI  - Biogas Systems
SN  - 0000082784
U1  - 628.01 
PY  - 1996///
CY  - New Delhi
PB  - New Age
KW  -  Biogas
KW  -  Principles
KW  -  Systems
KW  - Applications
KW  - Env Engg Chemical App
ER  -