APA (7th ed.) Citation

Mussmann, M., Brito, I., Pitcher, A., Sinninghe Damsté, J. S., Hatzenpichler, R., Richter, A., . . . Head, I. M. (2011). Thaumarchaeotes abundant in refinery nitrifying sludges express amoA but are not obligate autotrophic ammonia oxidizers. Proceedings of the National Academy of Sciences - PNAS, 108(40), 16771. https://doi.org/10.1073/pnas.1106427108

Chicago Style (17th ed.) Citation

Mussmann, Marc, et al. "Thaumarchaeotes Abundant in Refinery Nitrifying Sludges Express AmoA but Are Not Obligate Autotrophic Ammonia Oxidizers." Proceedings of the National Academy of Sciences - PNAS 108, no. 40 (2011): 16771. https://doi.org/10.1073/pnas.1106427108.

MLA (9th ed.) Citation

Mussmann, Marc, et al. "Thaumarchaeotes Abundant in Refinery Nitrifying Sludges Express AmoA but Are Not Obligate Autotrophic Ammonia Oxidizers." Proceedings of the National Academy of Sciences - PNAS, vol. 108, no. 40, 2011, p. 16771, https://doi.org/10.1073/pnas.1106427108.