Hutchins, R. M., & Adler, M. J. (1963). Gateway to the great books.: Vol.1: Introduction syntopical guide. Encyclopedia Britannica, Inc..
Chicago-čujuhus (17. p.)Hutchins, Robert M., juo Mortimer J. Adler. Gateway to the Great Books.: Vol.1: Introduction Syntopical Guide. Chicago: Encyclopedia Britannica, Inc., 1963.
MLA-čujuhus (9. p.)Hutchins, Robert M., juo Mortimer J. Adler. Gateway to the Great Books.: Vol.1: Introduction Syntopical Guide. Encyclopedia Britannica, Inc., 1963.
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