Roche, J. P. (1967). Origins of American political thought: Selected readings. Scientific book agency.
استشهاد بنمط شيكاغوRoche, John P. Origins of American Political Thought: Selected Readings. Calcutta: Scientific book agency, 1967.
MLA استشهادRoche, John P. Origins of American Political Thought: Selected Readings. Scientific book agency, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.