Eighteenth-Century Studies
Berkeley : The University of California
 Majalah, Jurnal, Buletin
Die welt aus der wir kommen die vorgeschichte der menschheit Herausgegeben
Munchen/Zurich : Droemer Knaur, 1979
 Buku Teks
Johnson, Elmer D., author
History of libraries in the Western World
The Scarecrow Press, 1970
 Buku Teks
Great books of the western world, III
editor in chief, Mortimer J. Adler
Encyclopedia Britanica,
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Great books of the western world, LVI
Mortimer J. Adler, editor in chief
Encyclopedia Britanica, 1994
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