Freedman, D. (1997). Statistics. New York: W. W. Norton & Company.
Chicago Style CitationFreedman, David. Statistics. New York: W. W. Norton & Company, 1997.
Cita MLAFreedman, David. Statistics. New York: W. W. Norton & Company, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.