- Author: William E. Perkins
- Language: English
- Year: 2011
- Author: Editors: Richard Frederick Curlee, William Hughes Perkins
- Language: English
- Year: 1984
- Author: William Eric Perkins (editor)
- Language: English
- Year: 1996
- Author: Carol V. Brown Daniel W. DeHayes Jeffrey A. Hoffer Wainright E. Martin William C. Perkins
- Language: English
- Year: 2011