Cita APA

Pagiola, S., Von Ritter, K., & Bishop, J. (2005). How much is an ecosystem worth: Assessing the economic value of conservation. Washington: World Bank.

Citación estilo Chicago

Pagiola, Stefano, Kopnrad Von Ritter, and Joshua Bishop. How Much Is an Ecosystem Worth: Assessing the Economic Value of Conservation. Washington: World Bank, 2005.

Cita MLA

Pagiola, Stefano, Kopnrad Von Ritter, and Joshua Bishop. How Much Is an Ecosystem Worth: Assessing the Economic Value of Conservation. Washington: World Bank, 2005.