Cita APA

Madsen, J. M., & Sammleri, J. E. (1997). Assuring quality in distance education in the comingmillennium: Conservation education-Critical for the millennium. San José, Costa Rica: EUNED.

Citación estilo Chicago

Madsen, Jane M., y John E. Sammleri. Assuring Quality in Distance Education in the Comingmillennium: Conservation Education-Critical for the Millennium. San José, Costa Rica: EUNED, 1997.

Cita MLA

Madsen, Jane M., y John E. Sammleri. Assuring Quality in Distance Education in the Comingmillennium: Conservation Education-Critical for the Millennium. San José, Costa Rica: EUNED, 1997.