APA (7th ed.) Citation

Seager, R., Graham, N. E., Herweijer, C., Gordon, A. L., Kushnir, Y., & Cook, E. R. (2007). Blueprints for Medieval hydroclimate. Columbia University.

Chicago Style (17th ed.) Citation

Seager, Richard, Nicholas E. Graham, Celine Herweijer, Arnold L. Gordon, Yochanan Kushnir, and Edward R. Cook. Blueprints for Medieval Hydroclimate. Columbia University, 2007.

MLA (9th ed.) Citation

Seager, Richard, et al. Blueprints for Medieval Hydroclimate. Columbia University, 2007.