1
Schaper, Donna.
| Rowman & Littlefield Publishers |
2015
2
Tarren-Sweeney, Michael
| Routledge, Taylor & Francis Group |
2014
3
Praver, Asha.
| Crystal Clarity Publishers |
2013
8
Giles, Richard.
| The Rowman & Littlefield Publishing Group |
2004
9
Oswald, Roy M.
| The Rowman & Littlefield Publishing Group |
2003
10