- Author: Leahy Robert L
- Language: English
- Year: 2001
- Author: Deborah Anna Luepnitz
- Language: English
- Year: 2003
- Author: Deborah Anna Luepnitz
- Language: English
- Year: 2003
- Author: Potter Nancy Nyquist
- Language: English
- Year: 2016
- Author: Pressfield Steven, Pressfield Steven
- Language: English
- Year: 2002