கேள்வி: பொதுவுடைமை அனைத்துலகம் - Primary sources என்பது என்ன?
பதில்: * Davidson, Apollon, et al. (eds.) ''South Africa and the Communist International: A Documentary History.'' (2 vol. 2003. * Degras, Jane T. ''The Communist International, 1919-43'' (3 Vols. 1956); documents; [https://www.marxists.org/history/international/comintern/documents/volume1-1919-1922.pdf online vol 1 1919-22]; [https://www.marxists.org/history/international/comintern/documents/volume2-1923-1928.pdf vol 2 1923-28] * Firsov, Fridrikh I., Harvey Klehr, and John Earl Haynes, eds. ''Secret Cables of the Comintern, 1933-1943.'' New Haven, CT: Yale University Press, 2014. * Riddell, John (ed.): ''The Communist International in Lenin's Time, Vol. 1: Lenin's Struggle for a Revolutionary International: Documents: 1907-1916: The Preparatory Years.'' New York: Monad Press, 1984. * Riddell, John (ed.): ''The Communist International in Lenin's Time, Vol. 2: The German Revolution and the Debate on Soviet Power: Documents: 1918-1919: Preparing the Founding Congress.'' New York: Pathfinder Press, 1986. * Riddell, John (ed.) ''The Communist International in Lenin's Time, Vol. 3: Founding the Communist International: Proceedings and Documents of the First Congress: March 1919.'' New York: Pathfinder Press, 1987. * Riddell, John (ed.) ''The Communist International in Lenin's Time: Workers of the World and Oppressed Peoples Unite! Proceedings and Documents of the Second Congress, 1920.'' In Two Volumes. New York: Pathfinder Press, 1991. * Riddell, John (ed.) ''The Communist International in Lenin's Time: To See the Dawn: Baku, 1920: First Congress of the Peoples of the East.'' New York: Pathfinder Press, 1993. * Riddell, John (ed.) ''Toward the United Front: Proceedings of the Fourth Congress of the Communist International, 1922.'' Lieden, NL: Brill, 2012.