APA (7th ed.) Citation

Armstrong, Glyn, & Harrison. (1991). Capitalism since 1945. Basil Blackwell.

Chicago Style (17th ed.) Citation

Armstrong, Glyn, and Harrison. Capitalism Since 1945. Oxford: Basil Blackwell, 1991.

MLA (9th ed.) Citation

Armstrong, et al. Capitalism Since 1945. Basil Blackwell, 1991.