TY  - BOOK
AU  - Schmitz,Andrew,ed
TI  - Free trade and agricultural diversification: Canada and the United Stated 
T2  - Westview special studies in agriculture science and policy
SN  - 0-8133-7851-6
AV  - HF2651 F27
PY  - 1989///
N1  - Incluye bibliografia
ER  -