
- Author: Robert H Gass John S Seiter
- Language: English
- Year: 2022

- Author: Robert H. Gass John S. Seiter
- Language: English
- Year: 2019

- Author: Robert H Gass, John S Seiter
- Language: English
- Year: 2018

- Author: Robert H. Gass, John S. Seiter
- Language: English
- Year: 2018

- Author: Robert H. Gass, John S. Seiter
- Language: English
- Year: 2013