APA (7th ed.) Citation
Sapp, J. (1999). What is natural?: Coral reef crisis. Oxford University Press.
Chicago Style (17th ed.) Citation
Sapp, Jan. What Is Natural?: Coral Reef Crisis. New York: Oxford University Press, 1999.
MLA (9th ed.) Citation
Sapp, Jan. What Is Natural?: Coral Reef Crisis. Oxford University Press, 1999.
Warning: These citations may not always be 100% accurate.