Cita APA (7a ed.)

Gallacher, W. (1949). The case for communism. Penguin.

Cita Chicago Style (17a ed.)

Gallacher, William. The Case for Communism. Harmondsworth: Penguin, 1949.

Cita MLA (8a ed.)

Gallacher, William. The Case for Communism. Penguin, 1949.