APA (7th ed.) Citation

Douglas, R. (1986). World crisis and British decline, 1929 - 56. Macmillan.

Chicago Style (17th ed.) Citation

Douglas, Roy. World Crisis and British Decline, 1929 - 56. Basingstoke: Macmillan, 1986.

MLA (9th ed.) Citation

Douglas, Roy. World Crisis and British Decline, 1929 - 56. Macmillan, 1986.