(D-R) · Nagpal D R · R.N. · R. Nagpal
| title | ISBN-13 (ISBN-10) | year of publication | 
|---|---|---|
| Electrical Engg. Materials | 978-81-8014-131-7 (81-8014-131-4) | 2011 | 
| Electripal Power Viol-1 | 978-81-8014-123-2 (81-8014-123-3) | 2017 | 
| Vidhyut Mapan Avam Mapan Upyantra | 978-81-8014-082-2 (81-8014-082-2) |