Cita APA (7a ed.)
Field, B. C. (1994). Environmental Economics: An Introduction. McGraw-Hill.
Cita Chicago Style (17a ed.)
Field, Barry C. Environmental Economics: An Introduction. New York: McGraw-Hill, 1994.
Cita MLA (9a ed.)
Field, Barry C. Environmental Economics: An Introduction. McGraw-Hill, 1994.
Precaución: Estas citas no son 100% exactas.