Brecht, A. (2002). Political theory: The foundations of twentieth-century political thought. Princeton University Press ; Surjeet Publications.
Lua i Stíl Chicago (17ú heag.)Brecht, Arnold. Political Theory: The Foundations of Twentieth-century Political Thought. Princeton, N.J., Delhi: Princeton University Press ; Surjeet Publications, 2002.
Lua MLA (8ú heag.)Brecht, Arnold. Political Theory: The Foundations of Twentieth-century Political Thought. Princeton University Press ; Surjeet Publications, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.