- Author: Keith Hart
- Language: English
- Year: 2015
- Author: James Hudnut-Beumler
- Language: English
- Year: 2007
- Author: Alex Marshall
- Language: English
- Year: 2012
- Author: Ciaran Driver
- Language: English
- Year: 2014
- Author: Norman Frumkin
- Language: English
- Year: 2010
- Author: Sarah Lumley
- Language: English
- Year: 2010
- Author: Edward Martin Gramlich
- Language: English
- Year: 1998
- Author: Nicos P. Mouzelis
- Language: English
- Year: 2012
- Author: Surjit S. Bhalla
- Language: English
- Year: 2014