Incoming Resources
- Harper Trophy, New York, 2002
- Harper Trophy, New York, N.Y., 2009.
- Harper Trophy, New York, 2006
- Harper Trophy, New York, NY, 2004
- Harper Trophy, New York, 1991
- Harper Trophy, New York, 2007, ©2005
- Harper Trophy, New York, 2001
- Harper Trophy, New York, NY, 2006
- Harper Trophy, Place of publication not identified, 2002