- Author: Carl Ritter
- Language: German
- Year: 1846
- Author: Karl Ritter
- Language: German
- Year: 1911
- Author: Paul Ritter, Willy Kabitz, Erich Hochstetter
- Language: German
- Year: 1970
- Author: Carl Ritter (editor)
- Language: German
- Year: 1932
- Author: Joachim Ritter
- Language: German
- Year: 2003
- Author: Alan Ritter
- Language: English
- Year: 2015
The Constitution as Social Design: Gender and Civic Membership in the American Constitutional Order
pdf
- Author: Gretchen Ritter
- Language: English
- Year: 2006
- Author: Lucius Burckhardt (editor), Markus Ritter (editor), Martin Schmitz (editor)
- Language: English
- Year: 2022
