1
Published 2013
Credo Reference, Routledge

2
by Downes, John, Goodman, Jordan Elliot
Published 2015
Barrons Educational Series, Inc., Credo Reference

3
Published 2015
Bridgeman, Credo Reference

4
Published 2015
Mission Bell Media, Credo Reference

5
Published 2016
Marquis Who's Who LLC, Credo Reference

6
Published 2016
Marquis Who's Who LLC, Credo Reference

7
Published 2016
Marquis Who's Who, Credo Reference

8
by Dye, Frank J.
Published 2015
Wiley-Blackwell, Credo Reference

9
by Crystal, David
Published 2015
Blackwell Publlishing, Credo Reference

10
by Watson, James, Hill, Anne
Published 2015
Bloomsbury, Credo Reference

11
Published 2015
Merriam-Webster, Credo Reference

12
by Clugston, M. J.
Published 2015
Penguin UK, Credo Reference

13
Published 2016
Columbia University Press, Credo Reference

14
Published 2015
Elsevier/AP, Academic Press is an imprint of Elsevier, Credo Reference

15
Published 2016
Merriam Webster, Incorporated, Credo Reference

16
by Hardy, Phil
Published 2012
Faber and Faber

17
by Resh, Vincent H.
Published 2010
Elsevier/Academic Press

18
by Psillos, Stathis
Published 2012
Edinburgh University Press

19
by Collin, P. H.
Published 2012
A & C Black

20
by Iannone, A. Pablo
Published 2012
Routledge