- Author: Buckingham Marcus
- Language: English
- Year: 2009
- Author: Buckingham Marcus, Goodall Ashley
- Language: English
- Year: 2019
- Author: Marcus Buckingham [Buckingham Marcus]
- Language: English
- Year: 2008
- Author: Buckingham Marcus, Clifton Donald O
- Language: English
- Year: 2013
- Author: Buckingham Marcus
- Language: English
- Year: 2005