APA (7th ed.) Citation

Percival, R. V. (2006). Environmental regulation: : law, science, and policy (5th ed.). Aspen Law & Business.

Chicago Style (17th ed.) Citation

Percival, Robert V. Environmental Regulation: : Law, Science, and Policy. 5th ed. New York: Aspen Law & Business, 2006.

MLA (9th ed.) Citation

Percival, Robert V. Environmental Regulation: : Law, Science, and Policy. 5th ed. Aspen Law & Business, 2006.

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