- COSTA RICA DENIES INDIGENOUS RIGHT TO CONSULT ON CAFTA, AND ONLY PRETENDS TO CONSULT ON AUTONOMY.: An article from: NotiCen: Central American & Caribbean Affairs by Gale Reference Team, 2006-09-07
- Costa Rica.(Country Profile): An article from: New Internationalist by Louisa Reynolds, 2007-09-01
- Genetic variation of the Y chromosome in Chibcha-speaking Amerindians of Costa Rica and Panama.: An article from: Human Biology by Edward A. Ruiz-Narvaez, Fabricio R. Santos, et all 2005-02-01
- Vias de extincion/Vias de supervivencia by Juana Sanchez and Gloria Mayorga Paula Palmer, 1992
- Diccionario Fraseológico Bribri-Español Español-Bribri by Enrique Margery Peña, 1996
- I Won't Stay Indian, I'll Keep Studying: Race, Place, And Discrimination in a Costa Rican High School by Karen Stocker, 2005-12-30
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