APA (7e ed.) Bronvermelding
Gudorf, C. E., & Huchingson, J. E. (2010). Boundaries: A casebook in environmental ethics (2nd ed.). Washington, D.C..
Chicago (17e ed.) Bronvermelding
Gudorf, Christine E., en James Edward Huchingson. Boundaries: A Casebook in Environmental Ethics. 2nd ed. Georgetown University Press: Washington, D.C., 2010.
MLA (9e ed.) Bronvermelding
Gudorf, Christine E., en James Edward Huchingson. Boundaries: A Casebook in Environmental Ethics. 2nd ed. Washington, D.C., 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.