- Author: Paul E. Tracy
- Language: English
- Year: 2002
- Author: Farmer Paul, Kidder Tracy
- Language: English
- Year: 2003
- Author: Dylan Willams Paul Hale Tracy Clement Chih-Ming Wang
- Language: English
- Year: 2004
- Author: Paul E. Tracy Kimberly Kempf-Leonard (auth.)
- Language: English
- Year: 1996
- Author: Paul E. Tracy Marvin E. Wolfgang Robert M. Figlio (auth.)
- Language: English
- Year: 1990
- Author: James Alan Fox Paul E. Tracy
- Language: English
- Year: 1986