APA (7th ed.) Citation

Davis, K. C., & Martin, P. (2009). Don't know much about the Presidents (Rev. ed.). Harper Collins.

Chicago Style (17th ed.) Citation

Davis, Kenneth C., and Pedro Martin. Don't Know Much About the Presidents. Rev. ed. [New York]: Harper Collins, 2009.

MLA (8th ed.) Citation

Davis, Kenneth C., and Pedro Martin. Don't Know Much About the Presidents. Rev. ed. Harper Collins, 2009.

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