TY  - BOOK
AU  - Mathur, A.N.
AU  - Varma,L N  .
TI  - Management and utilization of biogas plant slurry / 
SN  - 81  85167  13  3
U1  - 665.776 
PY  - 1988///
CY  - New Delhi : 
PB  - Himanshu Publications , 
ER  -