- Westview Press, Boulder, Colo., 2003
- Westview Press, Boulder, CO, 1995
- Westview Press, Boulder, Colo., ©2004
- Westview Press, Boulder, Colo., c2001
- Westview Press, Boulder, 1992
- Westview Press, Boulder, Colo., c1988
- Westview Press, Boulder, Colo., ©2003
- Westview Press, Boulder, Colo., 1998
- Westview Press, Boulder, Colo., ©2009
- Westview Press, Boulder, CO, 2016
- Westview Press, Boulder, Colo, ©1999
- Westview Press, Boulder, Colo., ©1996
- Westview Press, Boulder, Colo., 2014
- Westview Press, Boulder, Colo., 1987
- Westview Press, Boulder, Colo., 1997
- Westview Press, Boulder, ©1988
- Westview Press, Boulder, 2014
- Westview Press, Boulder, Colorado, 2016
- Westview Press, Boulder, CO, 2017
- Westview Press, Boulder, Colo., 1994
- Westview Press, Boulder, Colo., 2002
- Westview Press, Boulder, CO, 2015
- Westview Press, Boulder, CO, c2011
- Westview Press, Boulder, 1994
- Westview Press, Boulder, CO, c2009
- Westview Press, Boulder, 1986
- Westview Press, Boulder, Colo., 1983
- Westview Press, Boulder, 1991
- Westview Press, Boulder, Colo., 1999
- Westview Press, Boulder, Colorado, 2013
- Westview Press, Boulder, Colo., c2004
- Westview Press, Boulder, 1987
- Westview Press, Boulder, Colo., 1995
- Westview Press, Boulder, Colorado, 2014
- Westview Press, Boulder, CO, 2009
- Westview Press, Boulder, CO, 1999
- Westview Press, Boulder, Colo., 2001
- Westview Press, Boulder, Colo., c2008
- Westview Press, Boulder, CO, 2004
- Westview Press, Boulder, 1995
- Westview Press, Boulder, 2000
- Westview Press, Boulder, Colo., c2000
- Westview Press, Boulder, Colo., 2000
- Westview Press, Boulder, 1993
- Westview Press, Boulder, CO, 2018
- Westview Press, Boulder, Colo., 2004
- Westview Press, Boulder, Colo., 1980
- Westview Press, Boulder, Colo., c1978
- Westview Press, Boulder, CO, 2008
- Westview Press, Boulder, 1990