Author
ProQuest (Firm)
131 results
SpringerLink (Online service)
64 results
Library of Congress. Congressional Research Service
62 results
United States. Department of State
26 results
Costa Rica. Dirección General de Estadística y Censos
25 results
Inter-American Institute of Agricultural Sciences
25 results
NetLibrary, Inc
23 results
Instituto Geográfico Nacional (Costa Rica)
20 results
United States. Congress. Senate. Committee on Foreign Relations
20 results
Costa Rica
15 results
Pan American Union
14 results
Geological Survey (U.S.)
12 results
Universidad de Costa Rica
12 results
Centro Agronómico Tropical de Investigación y Enseñanza
11 results
Centro Agronómico Tropical de Investigación y Enseñanza. Programa de Cultivos Anuales
11 results
Holdridge, L. R. (Leslie Rensselaer), 1907-
11 results
Instituto Centroamericano de Administración Pública
11 results
International Bureau of the American Republics
11 results
ebrary, Inc
11 results
Cuadra, Pablo Antonio, 1912-2002
9 results
EBSCOhost
9 results
Inter-American Center for Documentation and Agriculture Information
9 results
Jones, Earl
9 results
Schifter, Jacobo
9 results
Taylor & Francis
9 results
United States. Congress. House. Committee on Foreign Affairs
9 results
Lines, Jorge A., 1891-
8 results
Kanopy (Firm)
7 results
United States
7 results
United States. Agency for International Development
7 results
Arias Sánchez, Óscar
6 results
Costa Rica. Ministerio de Agricultura y Ganadería
6 results
Di Franco, Joseph
6 results
Dobles, Fabián
6 results
European Association of Zoo- and Wildlife Veterinarians
6 results
Fernández Guardia, Ricardo, 1867-1950
6 results
Food and Agriculture Organization of the United Nations
6 results
Gage, Thomas, 1603?-1656
6 results
Inter-American Institute for Cooperation on Agriculture
6 results
JSTOR (Organization)
6 results
Leibniz-Institut für Zoo- und Wildtierforschung im Forschungsverbund Berlin
6 results
Torres-Rivas, Edelberto
6 results
United States. Hydrographic Office
6 results
Associated Colleges of the Midwest
5 results
Banco Central de Costa Rica
5 results
Burger, William C.
5 results
C.A.B. International
5 results
Centro Agronómico Tropical de Investigación y Enseñanza. Departamento de Cultivos y Suelos Tropicales
5 results
Chase, Alfonso, 1945-
5 results
Debravo, Jorge, 1938-1967
5 results
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