APA
Ball Simon, Bell Stuart, . (1995). Environmental law : Law and policy relating to protection of the environment. London: Blackstone Press Ltd.
Chicago
Ball Simon, Bell Stuart, . 1995. Environmental law : Law and policy relating to protection of the environment. London: Blackstone Press Ltd.
Harvard
Ball Simon, Bell Stuart, . (1995). Environmental law : Law and policy relating to protection of the environment. London: Blackstone Press Ltd.
MLA
Ball Simon, Bell Stuart, . Environmental law : Law and policy relating to protection of the environment. London: Blackstone Press Ltd. 1995.