Cita APA (7a ed.)

Wyndham, F., & King, D. (1972). Trotsky: A documentary. Penguin Books.

Cita Chicago Style (17a ed.)

Wyndham, Francis, y David King. Trotsky: A Documentary. Harmondsworth: Penguin Books, 1972.

Cita MLA (9a ed.)

Wyndham, Francis, y David King. Trotsky: A Documentary. Penguin Books, 1972.