- Author: James R. Couper W. Roy Penney James R. Fair
- Language: English
- Year: 2012
- Author: James R. Couper W. Roy Penney James R. Fair
- Language: English
- Year: 2012
- Author: Penney James
- Language: English
- Year: 2006
- Author: Penney James
- Language: English
- Year: 2012
- Author: Penney James
- Language: English
- Year: 2012
- Author: Penney James
- Language: English
- Year: 2014
- Author: James R. Couper W. Roy Penney James R. Fair Stanley M. Walas
- Language: English
- Year: 1988
- Author: James R. Couper W. Roy Penney James R. Fair Stanley M. Walas
- Language: English
- Year: 2009
- Author: James R. Couper W. Roy Penney James R. Fair Stanley M. Walas
- Language: English
- Year: 1988