- Author: Freedman Robert O
- Language: English
Statistics
pdf
- Author: David Freedman, Robert Pisani, Roger Purves
- Language: English
- Year: 2007
- Author: David A. Freedman Robert Pisani Roger Purves
- Language: Hungarian
- Year: 2005
Universe
pdf
- Author: Roger A. Freedman, Robert M. Geller, William J. Kaufmann III
- Language: English
- Year: 2013
Statistics
pdf
- Author: David Freedman Robert Pisani Roger Purves
- Language: English
- Year: 2007
- Author: David Freedman Robert Pisani Roger Purves
- Language: English
- Year: 2007