Robert Colwell2025-05-292025-05-291971https://repositorio.sibdi.ucr.ac.cr/handle/123456789/24863578.071.5 T856tenBIOLOGIA TROPICALCIENCIAS NATURALESCOSTA RICATROPICOSECOLOGIATropical biology :an ecological approach 71-1, Febraury-March 1971Book