APA
Sadar A. J., Shull M. D., .Environmental Risk Communication: Principles And Practices For Industry. London: Lewis Publishers.
Chicago
Sadar Anthony J, Shull Mark D, .Environmental Risk Communication: Principles And Practices For Industry. London: Lewis Publishers.
Harvard
Sadar A. J., Shull M. D., .Environmental Risk Communication: Principles And Practices For Industry. London: Lewis Publishers.
MLA
Sadar Anthony J, Shull Mark D, .London: Lewis Publishers. .