Cita APA (7a ed.)

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.

Cita Chicago Style (17a ed.)

Clark, Steve, y 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.

Cita MLA (8a ed.)

Clark, Steve, y 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.