- Author: Teresa Sprague Kathrin Prenger-Berninghoff
- Language: English
- Year: 2019
- Author: L. Sprague de Camp
- Language: English
- Year: 1995
- Author: Courtenay Sprague
- Language: English
- Year: 2018
- Author: L. Sprague de Camp
- Language: Polish
- Year: 1973
- Author: John Sprague
- Language: English
- Year: 2017
- Author: Irvine H. Sprague
- Language: English
- Year: 1986
- Author: L. Sprague De Camp
- Language: English
- Year: 1993
Hand-Book of Volapük
docx
- Author: Sprague Charles E.
- Language: English
- Author: George Sprague
- Language: English
- Year: 1994
- Author: Sprague Marty, Scheff Helene, McGreevy-Nichols Susan
- Language: English
- Year: 2014
