References :
1. Padam, Piara Singh, Sri Guru Gobind Singh. Ji deDarban Ratan. Patiala, 1976
2. Vidiarathi, Devinder Singh, Sri Guru Gobind Singh Abhinandan. Amritsar, 1983
3. Sukha Singh, Gurbilas Dasvin Patshala. Lahore, 1912
4. Santokh Singh, Bhai, Sri Gur Pratdp Suraj Granth. Amritsar, 1927-33