MLA

Hell, Rüdiger, et al. Sulfur Metabolism In Phototrophic Organisms. Springer Netherlands, 2008.

APA

Hell, R., Dahl, C., Govindjee, G., Knaff, D., Leustek, T., & Knaff, D. B. (2008). Sulfur Metabolism in Phototrophic Organisms. Springer Netherlands.

Chicago

Hell, Rüdiger, Christiane Dahl, Govindjee, Rüdiger Hell, David Knaff, Thomas Leustek, and David B Knaff. Sulfur Metabolism In Phototrophic Organisms. : Springer Netherlands, 2008.