Cita APA (7th ed.)

Field, B. C., & Field, M. K. (2017). Environmental Economics: An Introduction. Mc Graw Hill Education.

Cita Chicago (17th ed.)

Field, Barry C., i Martha K. Field. Environmental Economics: An Introduction. New York: Mc Graw Hill Education, 2017.

Cita MLA (9th ed.)

Field, Barry C., i Martha K. Field. Environmental Economics: An Introduction. Mc Graw Hill Education, 2017.