Cochrane, T.T. Sanchez, L.G. Azevedo, L.G. de Porras, J.A. Garver, C.L.
Land in Tropical America. v. 1. A guide to climate, landscapes, and soils for agronomists in Amazonia, the Andean Piedmont, Central Brazil and Orinoco [zoneamento agricola, zoneamento climatico, America Tropical]
- Cali (Colombia): 1985.
- 144 p.