Nicholl, D. (1953). Recent thought in focus. Sheed and Ward.
Cita Chicago Style (17a ed.)Nicholl, Donald. Recent Thought in Focus. New York: Sheed and Ward, 1953.
Cita MLA (9a ed.)Nicholl, Donald. Recent Thought in Focus. Sheed and Ward, 1953.
Precaución: Estas citas no son 100% exactas.