- Author: Phillip E Pack Ph.D.
- Language: English
- Year: 2020
- Author: Phillip E. Pack Ph.D.
- Language: English
- Year: 2001
- Author: Phillip E. Pack Ph.D.
- Language: English
- Year: 2001
- Author: Phillip E. Pack Ph.D.
- Language: English
- Year: 2006
- Author: Phillip E. Pack Ph.D.
- Language: English
- Year: 2001
- Author: Phillip E. Pack Ph.D.
- Language: English
- Year: 2007