The challenge of the left opposition (1928-29) / / Leon Trotsky ; edited by Naomi Allen and George Saunders with an introduction by Naomi Allen.

MLA

Trotski, Leon, Naomi Allen, and George Saunders. The Challenge of the Left Opposition (1928-29). New York: Pathfinder Press, 1981.

APA

Trotski, L., Allen, N., & Saunders, G. (1981). The challenge of the left opposition (1928-29). New York: Pathfinder Press.

Chicago

Trotski, Leon, Naomi Allen, and George Saunders. The Challenge of the Left Opposition (1928-29). New York: Pathfinder Press, 1981.