APA (7th ed.) Citation

Levin, I., Kromer, B., & Hammer, S. (2013). Atmospheric Δ14CO2 trend in Western European background air from 2000 to 2012. Tellus: Series B, 65, 1. https://doi.org/10.3402/tellusb.v65i0.20092

Chicago Style (17th ed.) Citation

Levin, INGEBORG, BERND Kromer, and SAMUEL Hammer. "Atmospheric Δ14CO2 Trend in Western European Background Air from 2000 to 2012." Tellus: Series B 65 (2013): 1. https://doi.org/10.3402/tellusb.v65i0.20092.

MLA (9th ed.) Citation

Levin, INGEBORG, et al. "Atmospheric Δ14CO2 Trend in Western European Background Air from 2000 to 2012." Tellus: Series B, vol. 65, 2013, p. 1, https://doi.org/10.3402/tellusb.v65i0.20092.