
- Author: Cowen Tyler
- Language: English
- Year: 2017

- Author: Cowen Tyler
- Language: English
- Year: 2008

- Author: Cowen Tyler
- Language: English
- Year: 2018

- Author: Cowen Tyler
- Language: English
- Year: 2018

- Author: Cowen Tyler, Tabarrok Alexander
- Language: English
- Year: 2013

- Author: Cowen Tyler
- Language: English
- Year: 2014

- Author: Cowen Tyler
- Language: English
- Year: 2014