Cita APA

Aylward, B. A., Barbier, E., & Echeverría, J. (1995). Economic incentives for watershed protection: A report on an Ongoing study of arenal, Costa Rica. San José, Costa Rica: IIED.

Citación estilo Chicago

Aylward, Bruce A.,, Edward Barbier, y Jaime Echeverría. Economic Incentives for Watershed Protection: A Report On an Ongoing Study of Arenal, Costa Rica. San José, Costa Rica: IIED, 1995.

Cita MLA

Aylward, Bruce A.,, Edward Barbier, y Jaime Echeverría. Economic Incentives for Watershed Protection: A Report On an Ongoing Study of Arenal, Costa Rica. San José, Costa Rica: IIED, 1995.