Tietenberg, T., & Lewis, L. (2009). Environmental and natural resource economics (8a. ed.). Pearson Addison-Wesley.
Cita Chicago (17th ed.)Tietenberg, Tom, i Lynne Lewis. Environmental and Natural Resource Economics. 8a. ed. Boston: Pearson Addison-Wesley, 2009.
Cita MLA (9th ed.)Tietenberg, Tom, i Lynne Lewis. Environmental and Natural Resource Economics. 8a. ed. Pearson Addison-Wesley, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.