APA (7th ed.) Citation

Rasmussen, B., Blake, T., Fletcher, I., & Kilburn, M. (2009). Evidence for microbial life in synsedimentary cavities from 2.75 Ga terrestrial environments. Geological Society of America Inc.

Chicago Style (17th ed.) Citation

Rasmussen, Birger, T. Blake, Ian Fletcher, and M. Kilburn. Evidence for Microbial Life in Synsedimentary Cavities from 2.75 Ga Terrestrial Environments. Geological Society of America Inc, 2009.

MLA (9th ed.) Citation

Rasmussen, Birger, et al. Evidence for Microbial Life in Synsedimentary Cavities from 2.75 Ga Terrestrial Environments. Geological Society of America Inc, 2009.