Cita APA

Caro, T., & Girling, S. (2010). Conservation by proxy: Indicator, umbrella, keystone, flagship, and other surrogate species. Washington, DC: Island Press.

Citación estilo Chicago

Caro, Tim,, y Sheila Girling. Conservation By Proxy: Indicator, Umbrella, Keystone, Flagship, and Other Surrogate Species. Washington, DC: Island Press, 2010.

Cita MLA

Caro, Tim,, y Sheila Girling. Conservation By Proxy: Indicator, Umbrella, Keystone, Flagship, and Other Surrogate Species. Washington, DC: Island Press, 2010.