Cita APA

Aylward, B. A., Echeverría Bonilla, J., Fendt Miranda, L., & Barbier, E. B. 1. (1993). The economic value of species information and its role in biodiversity conservation: Costa Rica's National Biodiversity Institute. London: London Environmental Economics Centre.

Citación estilo Chicago

Aylward, Bruce A., Jaime Echeverría Bonilla, Liza Fendt Miranda, y Edward B. 1957- Barbier. The Economic Value of Species Information and Its Role in Biodiversity Conservation: Costa Rica's National Biodiversity Institute. London: London Environmental Economics Centre, 1993.

Cita MLA

Aylward, Bruce A., Jaime Echeverría Bonilla, Liza Fendt Miranda, y Edward B. 1957- Barbier. The Economic Value of Species Information and Its Role in Biodiversity Conservation: Costa Rica's National Biodiversity Institute. London: London Environmental Economics Centre, 1993.