
- Author: Mark L. Murphy
- Language: English

- Author: Mark L. Murphy
- Language: English

- Author: Mark L. Murphy
- Language: English
- Year: 2016

- Author: Mark L. Murphy
- Language: english

- Author: Mark L. Murphy
- Language: English

- Author: Mark L Murphy
- Language: English
- Year: 2011

- Author: Mark Lawrence Murphy
- Language: English
- Year: 2009

- Author: Mark L. Murphy
- Language: English
- Year: 2008

- Author: Mark L. Murphy
- Language: English
- Year: 2013

- Author: Mark L Murphy
- Language: English
- Year: 2010