TY  - BOOK
AU  - S.K. Subramanian
TI  - Bio-gas systems in asia
U1  - 665.7 
PY  - 1977///
CY  - New Delhi
PB  - Management Development Intitute
N1  - S.K. Subramanian: Bio-gas systems in asia.  New Delhi.  Management Development Intitute, 1977.--(665.7SUB)
ER  -