கேள்வி: ஹர் தயால் - மேலும் படிக்க பற்றி விளக்கவும்.
பதில்: *''Ghadar Movement: Ideology, Organisation and Strategy'' by Harish K. Puri, Guru Nanak Dev University Press, 1983 *''Har Dayal: Hindu Revolutionary and Rationalist'' by Emily C. Brown, The University of Arizona Press, 1975 *''Har Dayal: Hindu Revolutionary and Rationalist'', review by Mark Juergensmeyer. ''The Journal of Asian Studies'', 1976 *''The Bodhisattva Doctrine in Buddhist Sanskrit Literature'' by Har Dayal, 1932; Motilal Banarsidass Publishers, 1970 * Pandit Vardachari ''Thoughts On Education by L. Har Dayal'' 1969 New Delhi-110024 இந்தியா Vivek Swadhyay Mandal.