TY  - BOOK
AU  - Mathur, A.N.
AU  - Rathore,N S  .
TI  - Bio gas: Production, management and utilisation / 
SN  - 81-85167-60-5
U1  - 621.47 
PY  - 1992///
CY  - New Delhi : 
PB  - Himanshu Publications , 
ER  -