Burtt, E. A. (1967). In search of philosophic understanding. New York: A Mentor Book.
Trích dẫn kiểu ChicagoBurtt, Edwin A. In Search of Philosophic Understanding. New York: A Mentor Book, 1967.
MLA引文Burtt, Edwin A. In Search of Philosophic Understanding. New York: A Mentor Book, 1967.
警告:這些引文格式不一定是100%准確.