APA (7th ed.) Citation

Egan, T. (2006). The worst hard time: The untold story of those who survived the great American dust bowl. Houghton Mifflin Co..

Chicago Style (17th ed.) Citation

Egan, Timothy. The Worst Hard Time: The Untold Story of Those Who Survived the Great American Dust Bowl. Boston: Houghton Mifflin Co., 2006.

MLA (9th ed.) Citation

Egan, Timothy. The Worst Hard Time: The Untold Story of Those Who Survived the Great American Dust Bowl. Houghton Mifflin Co., 2006.

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