Incoming Resources
- Harper Trophy, New York, N.Y., 2009.
- Harper Trophy, New York, 2006
- Harper Trophy, New York, 1998, ©1996
- Harper Trophy, New York, NY, 2006
- Harper Trophy, New York, 2004
- Harper Trophy, New York, NY, 2004
- Harper Trophy, New York, 2009
- Harper Trophy, New York, 2008
- Harper Trophy, New York, N.Y., 1993
- Harper Trophy, New York, 2003
- Harper Trophy, New York, 2008-