APA (7th ed.) Citation

ScienceDirect (Online service), Carpenter, E. J., & Capone, D. G. (1983). Nitrogen in the marine environment. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Edward J. Carpenter, and Douglas G. Capone. Nitrogen in the Marine Environment. New York: Academic Press, 1983.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Nitrogen in the Marine Environment. Academic Press, 1983.