TY  - BOOK
AU  - W.W. Shaner
AU  -  P.F. Philipp  W.R. Schmehl
TI  - Farming systems research and development : Guidelines for developing countries
SN  - 0-86531-425-x
U1  - 631.0720172 
PY  - 1982///
CY  - Boulder
PB  - Westview Press
N1  - W.W. Shaner; P.F. Philipp & W.R. Schmehl: Farming systems research and development : Guidelines for developing countries.  Boulder.  Westview Press, 1982. 0-86531-425-x--(631.07201724SHA)
ER  -