APA (7th ed.) Citation

Campbell, J. (1937). Spain's "left" critics. Communist Party of Great Britain [1920-].

Chicago Style (17th ed.) Citation

Campbell, J.R. Spain's "Left" Critics. London: Communist Party of Great Britain [1920-], 1937.

MLA (8th ed.) Citation

Campbell, J.R. Spain's "Left" Critics. Communist Party of Great Britain [1920-], 1937.