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- Language: English
- Year: 2017

- Author: Susan Turner Haynes
- Language: English
- Year: 2016

- Author: Joan Johnson-Freese
- Language: English
- Year: 2009

- Author: Matthew Fuhrmann
- Language: English
- Year: 2012

- Author: Raymond L. Garthoff
- Language: English
- Year: 2001

- Author: Rohan Gunaratna, Douglas Woodall
- Language: English
- Year: 2015

- Author: Anthony H. Cordesman, Lin Aaron
- Language: English
- Year: 2015

- Author: Renaud Bellais
- Language: English
- Year: 2014

- Author: Peter G. Thompson
- Language: English
- Year: 2014