APA (7th ed.) Citation

Hanna, E., Cropper, T. E., Hall, R., & Cappelen, J. (2016). Greenland Blocking Index 1851-2015: A regional climate change signal.

Chicago Style (17th ed.) Citation

Hanna, Edward, Thomas E. Cropper, Richard Hall, and John Cappelen. Greenland Blocking Index 1851-2015: A Regional Climate Change Signal. 2016.

MLA (9th ed.) Citation

Hanna, Edward, et al. Greenland Blocking Index 1851-2015: A Regional Climate Change Signal. 2016.