Incoming Resources
- Harper Trophy, New York, 2005, c2003
- Harper Trophy, New York, 2001
- Harper Trophy, New York, 2004, c2002
- Harper Trophy, New York, NY, 1992, c1990
- Harper Trophy, New York, 2002, c2000
- Harper Trophy, New York, c2004
- Harper Trophy, New York, 2007
- Harper Trophy, New York, 2008
- Harper Trophy, New York, NY, 2008
- Harper Trophy, New York, 2002, c1995
- Harper Trophy, New York, 2009