TY  - BOOK
AU  - Ashok Kumar, N
AU  - 
TI  - Economics of Bio-Gas Evaluation
U1  - 622.324: 33 
PY  - 1988///
CY  - Pune
PB  - The Times Research Foundation
KW  - Economics of Bio-Gas Evaluation
N1  -  Ref. at the end
ER  -