APA
Percival Robert V, Schroeder Christopher H, . (2009). Environmental regulation : Law, science and policy. Boston: Wolter Kluwer.
Chicago
Percival Robert V, Schroeder Christopher H, . 2009. Environmental regulation : Law, science and policy. Boston: Wolter Kluwer.
Harvard
Percival Robert V, Schroeder Christopher H, . (2009). Environmental regulation : Law, science and policy. Boston: Wolter Kluwer.
MLA
Percival Robert V, Schroeder Christopher H, . Environmental regulation : Law, science and policy. Boston: Wolter Kluwer. 2009.