Hallowell, J. H. (1950). MAIN CURRENCTS IN MODERN POLITICAL THOUGHT. HENRY HOLT AND COMPANY.
Cita Chicago (17th ed.)Hallowell, John H. MAIN CURRENCTS IN MODERN POLITICAL THOUGHT. NEW YORK: HENRY HOLT AND COMPANY, 1950.
Cita MLA (9th ed.)Hallowell, John H. MAIN CURRENCTS IN MODERN POLITICAL THOUGHT. HENRY HOLT AND COMPANY, 1950.
Atenció: Aquestes cites poden no estar 100% correctes.