1.
|
Washington, D.C. : National Academy Press, 1987.
|
2.
|
London ; Thousand Oaks, Calif. : SAGE Publications, 2001.
|
3.
|
Cambridge ; New York : Cambridge University Press, 2010.
|
4.
|
El Paso : LFB Scholarly Pub. LLC, 2008.
|
5.
|
London ; New York : Routledge, 1998.
|
6.
|
Washington, D.C. : National Academies Press, 2010.
|
7.
|
Malden, MA : Blackwell Pub., 2006.
|
8.
|
New York : Norton, c2005.
|
9.
|
New York : Times Books/Henry Holt, 2004.
|
10.
|
Princeton, N.J. : Princeton University Press, c2002.
|