Spitz, D. (1975). JOHN STUART MILL ON LIBERTY: ANNOTATED TEXT SOURCES AND BACKGROUND CRITICISM. W. W. Norton & Company.
Cita Chicago (17th ed.)Spitz, David. JOHN STUART MILL ON LIBERTY: ANNOTATED TEXT SOURCES AND BACKGROUND CRITICISM. New York: W. W. Norton & Company, 1975.
Cita MLA (9th ed.)Spitz, David. JOHN STUART MILL ON LIBERTY: ANNOTATED TEXT SOURCES AND BACKGROUND CRITICISM. W. W. Norton & Company, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.