Cita APA

Segura Bonilla, O., & Boyce, J. K. (1993). Investments in Natural and Human Capital in developing countries. Universidad Nacional, Costa Rica.

Citación estilo Chicago

Segura Bonilla, Olman, y James K. Boyce. Investments in Natural and Human Capital in Developing Countries. Universidad Nacional, Costa Rica, 1993.

Cita MLA

Segura Bonilla, Olman, y James K. Boyce. Investments in Natural and Human Capital in Developing Countries. Universidad Nacional, Costa Rica, 1993.