Incoming Resources
- Harper Trophy, New York, 2000
- Harper Trophy, New York, 2004, c2002
- Harper Trophy, New York, 2001
- Harper Trophy, New York, c2004
- Harper Trophy, New York, 2006
- Harper Trophy, New York, 1994
- Harper Trophy, New York, 2002
- Harper Trophy, New York, 1995
- Harper Trophy, New York, c2008
- Harper Trophy, New York, 2007
- Harper Trophy, New York, NY, 1993
- Harper Trophy, New York, 1994, c1954
- Harper Trophy, New York, NY, 2006
- Harper Trophy, New York, 1998, c1996