
- Author: Paul R. Bartrop Eve E. Grimm
- Language: English
- Year: 2019

- Author: Paul R. Bartrop
- Language: English
- Year: 2016

- Author: Paul R. Bartrop
- Language: English
- Year: 2016

- Author: Paul R. Bartrop (auth.)
- Language: English
- Year: 2018

- Author: Paul R. Bartrop Steven L. Jacobs
- Language: English
- Year: 2010

- Author: Samuel Totten Paul R. Bartrop Steven Leonard Jacobs
- Language: English
- Year: 2004

- Author: Samuel Totten Paul R. Bartrop
- Language: English
- Year: 2008