- FondsCR-AN-AH-AWT - Álvaro Wille Trejos
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- Pièce000078 - Notes and comments on formal education of the present Bribri Indians of Costa Rica. María Eugenia Bozzoli de Wille
- Pièce000079 - Chapter VIII. Symbolic Aspects of Bribri. Roles on the occasions of birth and death. María Eugenia Bozzoli de Wille
- Pièce000080 - Exchange symbolism among the Bribri. A lectura by María Eugenia Bozzoli de Wille
- Pièce000081 - Derechos de papel, renglones torcidos y semillas de cambio: Los vaivenes del indigenismo costarricense
- Pièce000082 - Fragmento de texto en Commencement the University of Kansas. Álvaro Wille