TY  - BOOK
AU  - Valdes, Alberto, ed.
TI  - Economics and the design of small farmer technology
U1  - 338.011:631.17(100) 1975 (03) L9 
PY  - 1979///
CY  - Iowa
PB  - Iowa State University Press
KW  -  Alberto Valdes, Grant M.Scobie and  John L.Dillon.
KW  - Dillon, John L., ed.
KW  - Scobie, Grant M., ed.
ER  -