APA (7th ed.) Citation

Gagen, M., McCarroll, D., Robertson, I., & Loader, N. (2008). Do tree ring δ13C series from Pinus sylvestris in northern Fennoscandia contain long-term non-climatic trends? Chemical Geology, 252(1-2), 42.

Chicago Style (17th ed.) Citation

Gagen, Mary, Danny McCarroll, Iain Robertson, and Neil Loader. "Do Tree Ring δ13C Series from Pinus Sylvestris in Northern Fennoscandia Contain Long-term Non-climatic Trends?" Chemical Geology 252, no. 1-2 (2008): 42.

MLA (9th ed.) Citation

Gagen, Mary, et al. "Do Tree Ring δ13C Series from Pinus Sylvestris in Northern Fennoscandia Contain Long-term Non-climatic Trends?" Chemical Geology, vol. 252, no. 1-2, 2008, p. 42.