APA (7th ed.) Citation

Kolbert, E. (2014). The sixth extinction: An unnatural history (First edition.). Henry Holt and Company.

Chicago Style (17th ed.) Citation

Kolbert, Elizabeth. The Sixth Extinction: An Unnatural History. First edition. New York: Henry Holt and Company, 2014.

MLA (8th ed.) Citation

Kolbert, Elizabeth. The Sixth Extinction: An Unnatural History. First edition. Henry Holt and Company, 2014.

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