APA (7th ed.) Citation

Freedman, D., Pisani, R., & Purves, R. (2007). Statistics Fourth Edition. W.W. Norton & Company.

Chicago Style (17th ed.) Citation

Freedman, David, Robert Pisani, and Roger Purves. Statistics Fourth Edition. New York: W.W. Norton & Company, 2007.

MLA (8th ed.) Citation

Freedman, David, et al. Statistics Fourth Edition. W.W. Norton & Company, 2007.