- Author: Peterson Martin
- Language: English
- Year: 2009
- Author: Josephson Edward S., Peterson Martin S.
- Language: English
- Year: 2018
- Author: Christopher Peterson Martin Seligman
- Language: English
- Year: 2004
- Author: Christopher Peterson Martin E. P. Seligman
- Language: English
- Year: 2004
- Author: Paul E. Peterson Martin R. West
- Language: English
- Year: 2003
- Author: Christopher Peterson Martin Seligman
- Language: English
- Year: 2004