
- Author: Robert L. Winzeler
- Language: English
- Year: 2015

- Author: Robert L. Winzeler
- Language: English
- Year: 2004

- Author: Robert L Winzeler
- Language: English
- Year: 2012

- Author: Robert L. Winzeler
- Language: English
- Year: 2011

- Author: Robert L. Winzeler
- Language: English
- Year: 2011