APA (7th ed.) Citation

Barry, N. P. (1995). An introduction to modern political theory (3rd ed.). Macmillan Press.

Chicago Style (17th ed.) Citation

Barry, Norman P. An Introduction to Modern Political Theory. 3rd ed. London: Macmillan Press, 1995.

MLA (9th ed.) Citation

Barry, Norman P. An Introduction to Modern Political Theory. 3rd ed. Macmillan Press, 1995.