- Author: Edward T. Cone (editor), Robert P. Morgan (editor)
- Language: English
- Year: 2009
- Author: Tara L. Kuther Robert D. Morgan
- Language: English
- Year: 2020
- Author: Robert Mark Morgan
- Language: English
- Year: 2022
- Author: Robert J. Morgan
- Language: Spanish
- Year: 2014
- Author: Robert J. Morgan
- Language: English
- Year: 2020
- Author: Robert J. Morgan
- Language: English
- Year: 2021
- Author: Robert J. Morgan
- Language: English
- Year: 2012
- Author: Robert J. Morgan
- Language: English
- Year: 2021
- Author: Robert J. Morgan
- Language: English
- Year: 2019
- Author: Robert J. Morgan
- Language: English
- Year: 1997