- Author: Paul Singh and John R. Shook
- Language: English
- Year: 2015
- Author: Dennis R. Heldman R. Paul Singh
- Language: English
- Year: 1981
- Author: Randal Joy Thompson, Devin Paul Singh (foreword)
- Language: English
- Year: 2020
- Author: Paul Singh y Dennis Heldman
- Language: Spanish
- Year: 2015
- Author: Dennis R. Heldman R. Paul Singh (auth.)
- Language: English
- Year: 1981
- Author: Prabir K. Chandra R. Paul Singh
- Language: English
- Year: 1995
- Author: Kenneth J Valentas, Enrique Rotstein, R Paul Singh
- Language: English
- Year: 1997
- Author: Amalendu Chakraverty R. Paul Singh
- Language: English
- Year: 2014
- Author: R. Paul Singh (Auth.)
- Language: English
- Year: 1996