Burtt, E. A. (1967). In search of philosophic understanding. New York: A Mentor Book.
Dyfyniad Arddull ChicagoBurtt, Edwin A. In Search of Philosophic Understanding. New York: A Mentor Book, 1967.
Dyfyniad MLABurtt, Edwin A. In Search of Philosophic Understanding. New York: A Mentor Book, 1967.
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