APA (7th ed.) Citation

Mandel, E. (1968). Fifty years of world revolution, 1917-1967: An international symposium. Merit Publishers.

Chicago Style (17th ed.) Citation

Mandel, Ernest. Fifty Years of World Revolution, 1917-1967: An International Symposium. New York: Merit Publishers, 1968.

MLA (8th ed.) Citation

Mandel, Ernest. Fifty Years of World Revolution, 1917-1967: An International Symposium. Merit Publishers, 1968.