APA (7th ed.) Citation

Keppler, F. (2009). Methane formation in aerobic environments. Environmental chemistry, 6(6), .

Chicago Style (17th ed.) Citation

Keppler, Frank. "Methane Formation in Aerobic Environments." Environmental Chemistry 6, no. 6 (2009).

MLA (9th ed.) Citation

Keppler, Frank. "Methane Formation in Aerobic Environments." Environmental Chemistry, vol. 6, no. 6, 2009.