APA (7th ed.) Citation

O'Sullivan, N. (1987). The problem of political obligation. Garland Pub..

Chicago Style (17th ed.) Citation

O'Sullivan, Noël. The Problem of Political Obligation. New York: Garland Pub., 1987.

MLA (9th ed.) Citation

O'Sullivan, Noël. The Problem of Political Obligation. Garland Pub., 1987.