APA (7th ed.) Citation

Hughes, D. (1992). Environmental law (2nd ed.). Butterworths.

Chicago Style (17th ed.) Citation

Hughes, David. Environmental Law. 2nd ed. London: Butterworths, 1992.

MLA (9th ed.) Citation

Hughes, David. Environmental Law. 2nd ed. Butterworths, 1992.

Warning: These citations may not always be 100% accurate.