APA (7th ed.) Citation

JW, M., & TG, S. (2004). A transmission electron microscopy study of silica and kerogen biosignatures in approximately 1.9 Ga gunflint microfossils. Astrobiology, 4(2), 196. https://doi.org/10.1089/153110704323175142

Chicago Style (17th ed.) Citation

JW, Moreau, and Sharp TG. "A Transmission Electron Microscopy Study of Silica and Kerogen Biosignatures in Approximately 1.9 Ga Gunflint Microfossils." Astrobiology 4, no. 2 (2004): 196. https://doi.org/10.1089/153110704323175142.

MLA (9th ed.) Citation

JW, Moreau, and Sharp TG. "A Transmission Electron Microscopy Study of Silica and Kerogen Biosignatures in Approximately 1.9 Ga Gunflint Microfossils." Astrobiology, vol. 4, no. 2, 2004, p. 196, https://doi.org/10.1089/153110704323175142.