Kaufmann, W. (1963). Philosophic classics: Thales to St. Thomas. Prentice-Hall.
Cita Chicago Style (17a ed.)Kaufmann, Walter. Philosophic Classics: Thales to St. Thomas. Englewood: Prentice-Hall, 1963.
Cita MLA (9a ed.)Kaufmann, Walter. Philosophic Classics: Thales to St. Thomas. Prentice-Hall, 1963.
警告：这些引文格式不一定是100％准确.