APA (7th ed.) Citation

Ruddiman, W. F. . . .. How did humans first alter global climate? [article]. 3 p34-41 Mar 2005.

Chicago Style (17th ed.) Citation

Ruddiman, William F.. How Did Humans First Alter Global Climate? [article]. v.292: 3 p34-41 Mar 2005.

MLA (9th ed.) Citation

Ruddiman, William F.. How Did Humans First Alter Global Climate? [article]. 3 p34-41 Mar 2005.

Warning: These citations may not always be 100% accurate.