- Author: Christopher H. Achen, Larry M. Bartels
- Language: English
- Year: 2016
- Author: Christopher H. Achen, Larry M. Bartels, Christopher H. Achen, Larry M. Bartels
- Language: English
- Year: 2017
- Author: Christopher H. Achen Larry M. Bartels
- Language: English
- Year: 2016
- Author: Christopher H. Achen Larry M. Bartels
- Language: English
- Year: 2016