Movement in India: Role of M.N. Roy. Calcutta: Minerva, 1990. Samaren Roy, The Restless Brahmin: Early Life of M.N. Roy. Bombay: Allied Publishers, 1970. The Twice-Born Heretic: M.N. Roy and the Comintern. Calcutta: KLM Private, 1986. B.S. Sharma, The Political Philosophy of M.N. Roy. Delhi, National Publishing House, 1965. Sita Ram Sharma, Life and Works of M.N. Roy. Jaipur: Sublime Publications, 2010. M. Shiviah, New Humanism and Democratic Politics: A Study of M.N. Roy's Theory of the State. Bombay: Popular Prakashan, 1977. Reeta Sinha, Political Ideas of M.N. Roy. New Delh: National Book Organisation, 1991. Sada Nand Talwar, Political Ideas of M.N. Roy. Delhi: Khosla Publishing House, 1978. J.B.H. Wadia, M.N. Roy, The Man: An Incomplete Royana. Bombay: Popular Prakashan, 1983. Syamales Das, M. N. Roy, Biplabi, Rajnitik O Darshonik. Calcutta: Sribhumi Publishing Co., 1999. External links Manbendra Nath Roy (1887—1954) at Internet Encyclopedia of Philosophy Manabendra Nath Roy Internet Archive, Marxists Internet Archive, www.marxists.org/ Roy on the cover of Ogonëk, 5 April 1925. M. N. Roy materials in the South Asian American Digital Archive (SAADA) 1887 births 1954 deaths 20th-century atheists 20th-century essayists 20th-century Indian non-fiction writers 20th-century Indian philosophers 20th-century Indian social scientists Anushilan Samiti Atheist philosophers Bengali Hindus Executive Committee of the Communist International Indian former Hindus Former Marxists Hindu–German Conspiracy Indian atheists Indian communists Indian expatriates in Mexico Indian humanists Indian male non-fiction writers Indian male writers Indian Marxists Indian political philosophers Indian prisoners and detainees Indian revolutionaries Mexican people of Indian descent People from North 24 Parganas district Philosophers of culture Philosophers of history Philosophers of social science Prisoners and detainees of British India Revolutionaries of Bengal during British Rule Right Opposition Scholars from West Bengal Secular humanists Indian social commentators Social philosophers Writers about activism and social change Indian independence activists from West Bengal