- Author: Daniel Cohen, Richard Portes
- Language: English
- Year: 2006
- Author: Joel Cohen, Richard Posner
- Language: English
- Year: 2014
- Author: Robert B. Cohen, Robert Cohen, Richard W Ferguson, Richard Ferguson, Michael F Oppenheimer
- Language: English
- Year: 1985
- Author: Cohen Richard
- Language: Spanish
- Author: Cohen Richard I
- Language: English
- Year: 2012
- Author: Cohen Richard Martin, Ephron Nora
- Language: English
- Year: 2016
- Author: Cohen Richard M
- Language: English
- Year: 2018
- Author: Cohen Richard A., Lévinas Emmanuel
- Language: English
- Year: 1986