APA aipamena

Clark, S., & Riddell, J. (1988). Two study guides on Lenin's writings: Class forces and strategy in the Russian Revolution (1902-1917) ; Soviet power and the Communist International (1918-1919). New York: Pathfinder.

Chicago Style aipamena

Clark, Steve, and John Riddell. Two Study Guides on Lenin's Writings: Class Forces and Strategy in the Russian Revolution (1902-1917) ; Soviet Power and the Communist International (1918-1919). New York: Pathfinder, 1988.

MLA aipamena

Clark, Steve, and John Riddell. Two Study Guides on Lenin's Writings: Class Forces and Strategy in the Russian Revolution (1902-1917) ; Soviet Power and the Communist International (1918-1919). New York: Pathfinder, 1988.