Autor
- International Development Research Centre (Canada) 6 Rezultatów
- ebrary, Inc 6 Rezultatów
- Gonsalves, Julian 4 Rezultatów
- Filson, Glen C., 1947- 2 Rezultatów
- Howeler, R. H. 2 Rezultatów
- Lutaladio, NeBambi 2 Rezultatów
- National Research Council (U.S.). Committee on Sustainable Agriculture and the Environment in the Humid Tropics 2 Rezultatów
- National Research Council (U.S.). Committee on Twenty-First Century Systems Agriculture 2 Rezultatów
- Thomas, Graeme 2 Rezultatów
- editedGonsalves, Julian 2 Rezultatów