Cita APA (7th ed.)

Harris, J. M. (2006). Environmental and natural resource economics: A contemporary approach (2nd ed.). Houghton Mifflin.

Cita Chicago (17th ed.)

Harris, Jonathan M. Environmental and Natural Resource Economics: A Contemporary Approach. 2nd ed. Boston: Houghton Mifflin, 2006.

Cita MLA (9th ed.)

Harris, Jonathan M. Environmental and Natural Resource Economics: A Contemporary Approach. 2nd ed. Houghton Mifflin, 2006.