Warrior-Saint: The Life and Legacy of Guru Gobind Singh Ji
The Lion of Punjab: The Life and Legacy of Hari Singh Nalwa
Dipy Singh - Private Detective
Dipy Singh- The Mystery of the Office Rat
A brief biography and writings of Bhagat Singh
सिंह मर्डर केस /Singh Murder Case
I'll Let You Go... For Your Sake
Cross the bridge: Single to married
India's Forgotten Rocket Pioneer
The Indian Space Programme (paperback)