APA (7e ed.) Bronvermelding

Field, B. C. (2008). Natural resources economics an introduction second edition. Waveland Press.

Chicago (17e ed.) Bronvermelding

Field, Barry C. Natural Resources Economics an Introduction Second Edition. Waveland Press, 2008.

MLA (8e ed.) Bronvermelding

Field, Barry C. Natural Resources Economics an Introduction Second Edition. Waveland Press, 2008.

Let op: Deze citaties zijn niet altijd 100% accuraat.