- Author: William Zimmerman
- Language: English
- Year: 2014
- Author: William Zimmerman
- Language: English
- Year: 2015
- Author: William Zimmerman
- Language: English
- Year: 2009
- Author: William Zimmerman
- Language: English
- Year: 2014
- Author: William Zimmerman
- Language: English
- Year: 1987
- Author: William Zimmerman
- Language: English
- Year: 2014
- Author: William Zimmerman
- Language: English
- Year: 2002