APA (7th ed.) Citation

Clark, P. U., Webb, R. S., & Keigwin, L. D. (1999). Mechanisms of global climate change at millenial time scales. American Geophysical Union.

Chicago Style (17th ed.) Citation

Clark, Peter U., Robert S. Webb, and Lloyd D. Keigwin. Mechanisms of Global Climate Change at Millenial Time Scales. Washington, D.C.: American Geophysical Union, 1999.

MLA (9th ed.) Citation

Clark, Peter U., et al. Mechanisms of Global Climate Change at Millenial Time Scales. American Geophysical Union, 1999.