APA (7e ed.) Bronvermelding

Graves, P. E. (2014). Environmental economics: An integrated approach. CRC Press.

Chicago (17e ed.) Bronvermelding

Graves, Philip E. Environmental Economics: An Integrated Approach. Boca Raton, FL: CRC Press, 2014.

MLA (9e ed.) Bronvermelding

Graves, Philip E. Environmental Economics: An Integrated Approach. CRC Press, 2014.

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