- Author: Christina R. Clark-Kazak
- Language: English
- Year: 2011
- Author: Denis Clark
- Language: English
- Year: 2022
- Author: Samuel Clark
- Language: English
- Year: 1995
- Author: Glenn Clark, Judith Owens, Greg T. Smith
- Language: English
- Year: 2010
- Author: Bruce Clark
- Language: English
- Year: 1999
- Author: Bruce Clark
- Language: English
- Year: 1990
- Author: Roger Y. Clark
- Language: English
- Year: 2000
- Author: Tim Clark, Alexander Osterwalder, Yves Pigneur
- Language: Spanish, Castilian
- Year: 2012
- Author: Benjamin Evans Jason Clark David Flanagan
- Language: English
- Year: 2023