Autor
Barrera, Ernesto
2
Abel, Wilhelm
1
Asamblea plenaria intergubernamental de la IAASTD Johanesburgo, ZA
1
Gavidia, Roberto Julio César
1
Grigera Naón, Juan José
1
International Assessment of Agricultural Knowledge, Science and Technology for Development
1
Sarquis, Leonardo Jorge
1
Von Bernard, Hugo Teodoro
1