- Author: David Geisler, Norman Geisler
- Language: English
- Year: 2014
- Author: Norman Geisler, Thomas Howe
- Language: Portuguese Brazilian
- Year: 2007
- Author: Norman Geisler
- Language: English
- Year: 2013
- Author: Norman Geisler
- Language: Portuguese
- Year: 2006
- Author: Geisler Norman [Geisler Norman]
- Language: English
- Year: 2013
- Author: Norman Geisler
- Language: Portuguese
- Year: 2010
- Author: Norman Geisler
- Language: Portuguese
- Year: 2010
- Author: Norman Geisler
- Language: English
- Year: 2007
- Author: Norman Geisler
- Language: English
- Year: 2013