- Author: Raymond M. Smullyan
- Language: English
- Year: 2016
- Author: Raymond Smullyan
- Language: English
- Author: Raymond Smullyan
- Language: English
- Author: Raymond Smullyan
- Language: English
- Author: Jennifer Beineke Jason Rosenhouse Raymond M. Smullyan
- Language: English
- Year: 2015
- Author: Raymond M. Smullyan
- Language: English
- Year: 2014
- Author: Raymond Smullyan
- Language: Hungarian
- Year: 2013
- Author: Raymond Smullyan
- Language: Hungarian
- Year: 2016
- Author: Raymond M. Smullyan
- Language: English
- Year: 2014