Cita APA

Ursprung, H. W. E., & Schulze, G. G. E. (2001). International environmental economics: Survey of the issues. Oxford University Press.

Chicago Edition Citation

Ursprung, Heinrich W. Ed, i Gunther G Ed Schulze. International Environmental Economics: Survey of the Issues. Oxford: Oxford University Press, 2001.

Cita MLA

Ursprung, Heinrich W. Ed, i Gunther G Ed Schulze. International Environmental Economics: Survey of the Issues. Oxford University Press, 2001.