APA (7e ed.) Bronvermelding

Hanley Nick. (2013). Introduction to Environmental Economics (n 2nd.). Oxford University Press.

Chicago (17e ed.) Bronvermelding

Hanley Nick. Introduction to Environmental Economics. n 2nd. Great Britai: Oxford University Press, 2013.

MLA (9e ed.) Bronvermelding

Hanley Nick. Introduction to Environmental Economics. n 2nd. Oxford University Press, 2013.

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