
- Author: Roger A. Freeman
- Language: English
- Year: 1995

- Author: Roger A. Freeman
- Language: English
- Year: 1997

- Author: Roger A. Freeman
- Language: English
- Year: 1992

- Author: Roger Anthony Freeman
- Language: English
- Year: 2001

- Author: Gerald G. Briggs Roger K. Freeman
- Language: English
- Year: 2014

- Author: Roger K. Freeman (ed.) Thomas J. Garite (ed.) Michael P. Nageotte (ed.) Lisa A Miller (ed.)
- Language: English
- Year: 2012

- Author: Roger L. Freeman
- Language: English
- Year: 2013

- Author: Roger L. Freeman
- Language: English
- Year: 2007

- Author: Roger L. Freeman(auth.) John G. Proakis(eds.)
- Language: English
- Year: 2004

- Author: Roger L. Freeman(auth.)
- Language: English
- Year: 2007