- Author: Bob Proctor
- Language: English
- Year: 2023
- Author: Bob Proctor - בוב פרוקטור
- Language: Hebrew
- Year: 2006
- Author: Bob Proctor, Sandy Gallagher
- Language: English
- Year: 2022
- Author: Bob Proctor
- Language: English
- Year: 2021
- Author: Bob Proctor
- Language: English
- Year: 2021
- Author: Bob Proctor Greg S. Reid
- Language: English
- Year: 2014
- Author: Bob Proctor
- Language: English
- Year: 2019
- Author: Bob Proctor
- Language: Hungarian
- Year: 2009
- Author: Bob Proctor
- Language: Hungarian
- Year: 2010
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- Author: Bob Proctor
- Language: Hungarian
- Year: 2010