Cita APA (7a ed.)

Bukharin, N., & Preobrazhensky, E. (1969). The abc of communism. Penguin books.

Cita Chicago Style (17a ed.)

Bukharin, N., y E. Preobrazhensky. The Abc of Communism. Victoria: Penguin books, 1969.

Cita MLA (8a ed.)

Bukharin, N., y E. Preobrazhensky. The Abc of Communism. Penguin books, 1969.