| Verfasser | Häufigkeit |
| Grewal, J. S. 1927- |
23 |
| Andrews, Angus P. |
10 |
| Grewal, Mohinder S. |
10 |
| Grewal, Mohinder S. 1940- |
8 |
| Grewal, Inderpal |
6 |
| Grewal, B. S. |
5 |
| Banga, Indu 1945- |
4 |
| Grewal, Bhajan Singh |
4 |
| Grewal, Jagtar Singh |
4 |
| Kaplan, Caren |
4 |
| Grewal, Ajmer Singh |
3 |
| Grewal, Dalvindar S. 1945- |
3 |
| Grewal, Gurdial Singh 1912- |
3 |
| Grewal, J. S. |
3 |
| Srivastav, Arun Lal 1984- |
3 |
| Wiegman, Robyn |
3 |
| Bartone, Chris G. |
2 |
| Deswal, Geeta |
2 |
| Dhingra, Ashwani Kumar |
2 |
| Grewal, Jasjit S. 1951- |
2 |