References :
1. Padam, Piara Singh, and Giani Garja Singh, eds., Guru kian Sakhian. Patiala, 1986
2. Santokh Singh, Bhai, Sri Gur Pratap Suraj Granth. Amritsar, 1927-33
3. Nayyar, Gurbachan Singh, ed., Gur Ratan Mal arthat Sou Sakhi. Patiala, 1985
4. Macauliffe, Max Arthur, The Sikh Religion. Oxford, 1909