Carraro, C., & Siniscalco, D. (1997). New directions in the economic theory of the environment. Cambridge University Press.

Carraro, Carlo, and Domenico Siniscalco. New Directions in the Economic Theory of the Environment. New York : Cambridge, UK: Cambridge University Press, 1997.

Carraro, Carlo, and Domenico Siniscalco. New Directions in the Economic Theory of the Environment. Cambridge University Press, 1997.