APA-referens (7:e uppl.)

Briggs, A., Dekker, J., & Mair, J. (1982). Marx in London: An illustrated guide. London: British Broadcasting Corporation.

Chicago-referens (17:e uppl.)

Briggs, Asa, John Dekker, och John Mair. Marx in London: An Illustrated Guide. London: British Broadcasting Corporation, 1982.

MLA-referens (8:e uppl.)

Briggs, Asa, et al. Marx in London: An Illustrated Guide. London: British Broadcasting Corporation, 1982.