Cita APA (7a ed.)

Trotsky. (1945). The first five years of the Communist International. Pioneer Publishers.

Cita Chicago Style (17a ed.)

Trotsky. The First Five Years of the Communist International. Nueva York: Pioneer Publishers, 1945.

Cita MLA (8a ed.)

Trotsky. The First Five Years of the Communist International. Pioneer Publishers, 1945.