TY  - BOOK
AU  - Ritchie, James D.,
TI  - Sourcebook of Farm Energy Alternatives
SN  - 0070529515
U1  - 333 
PY  - 1983///
CY  - New York
PB  - McGraw Hill Book Co.
KW  - Economics ofland & energy
KW  - Energy Conservation
KW  - Renewable Energy Sources
ER  -