- Author: Gurharpal Singh
- Language: English
- Year: 2017
- Author: Arvind-Pal S. Mandair Christopher Shackle Gurharpal Singh
- Language: English
- Year: 2000
- Author: Arvind-Pal S. Mandair, Christopher Shackle, Gurharpal Singh
- Language: English
- Year: 2013
- Author: Gurharpal Singh Giorgio Shani
- Language: English
- Year: 2021
- Author: Lawrence Sáez, Gurharpal Singh
- Language: English
- Year: 2011
- Author: Gurharpal Singh, Ian Talbot
- Language: English
- Year: 1999
- Author: Gurharpal Singh
- Language: English
- Year: 1994
- Author: Roger D. Long, Gurharpal Singh, Yunas Samad, Ian Talbot
- Language: English
- Year: 2015
- Author: Gurharpal Singh (auth.)
- Language: English
- Year: 2000
- Author: Roger D. Long Gurharpal Singh Yunas Samad Ian Talbot
- Language: English
- Year: 2015