APA-referens

Smith, K. S., Jakubzick, C., Whittam, T. S., & Ferry, J. G. (1999). Carbonic anhydrase is an ancient enzyme widespread in prokaryotes. The National Academy of Sciences.

Chicago-stil citat

Smith, Kerry S., Claudia Jakubzick, Thomas S. Whittam, och James G. Ferry. Carbonic Anhydrase Is an Ancient Enzyme Widespread in Prokaryotes. The National Academy of Sciences, 1999.

MLA-referens

Smith, Kerry S., Claudia Jakubzick, Thomas S. Whittam, och James G. Ferry. Carbonic Anhydrase Is an Ancient Enzyme Widespread in Prokaryotes. The National Academy of Sciences, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.