- Author: Spencer L. Seager Michael R. Slabaugh Maren S. Hansen
- Language: English
- Year: 2021
- Author: Spencer L. Seager Michael R. Slabaugh Maren S. Hensen
- Language: English
- Year: 2018
- Author: Spencer L. Seager Michael R. Slabaugh Maren S. Hensen
- Language: English
- Year: 2018
- Author: Spencer L. Seager, Michael R. Slabaugh, Maren S. Hensen
- Language: English
- Year: 2018
- Author: Spencer L Seager, Michael R Slabaugh
- Language: English
- Year: 2014
- Author: Spencer L. Seager Michael R. Slabaugh
- Language: English
- Year: 2013
- Author: Spencer L. Seager Michael R. Slabaugh
- Language: English
- Year: 2013
- Author: Spencer L Seager, Michael R Slabaugh
- Language: English
- Year: 2000
- Author: Spencer L. Seager Michael R. Slabaugh
- Language: English
- Year: 2010