Autor
American Sociological Association
2
Bonte Friedheim, Christian
1
German Foundation for International Development
1
Gijsbers, Govert
1
Hobbs, S. Huntington
1
Instituto Nacional de Pesquisas Espaciais
1
International Service for National Agricultural Research
1
Javier, Emil
1
Kirchhoff, Volker W. J. H.
1
Lidstone, John
1
Lougee, E. F.
1
New York University Salomon Center
1
Organización de las Naciones Unidas para la Agricultura y la Alimentación
1
Pardey, Philip G.
1
Pereira, Enio B.
1
Peterson, Warren
1
Renborg, Ulf
1
Roscoe, Henry E. 1833-1915 Henry Enfield
1
Roseboom, Johannes
1
Seminar / Workshop on Research Policy Implications for National Agricultural Research Systems
1
Sheridan, Kathleen
1
Technical Centre for Agricultural and Rural Cooperation
1
Universidad Externado de Colombia. Facultad de Economía
1
Wilks, Michèle
1
Williams, Michael
1