Cita APA (7th ed.)

Brown, K. (1993). Economics and the conservation of global biological diversity. Global Environment Facility.

Cita Chicago (17th ed.)

Brown, Katrina. Economics and the Conservation of Global Biological Diversity. Washington, DC: Global Environment Facility, 1993.

Cita MLA (9th ed.)

Brown, Katrina. Economics and the Conservation of Global Biological Diversity. Global Environment Facility, 1993.