Johnson, Elmer D.
History of libraries in the Western World
The Scarecrow Press, 1970
Buku Teks
Fuller, John Frederick Charles
A Military history of the western world
Funk and Wagnalls, 1955
Buku Teks
Cheney, L.J
A History of the Western world
The New American Library , 1959
Buku Teks
Good, H. G.
A History of western education / H. G. Good
Macmillan, 1961
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A history of the world, volume I-to 1500 / Chester G. Starr... [et.al.].
Rand McNally & Company, 1960
Buku Teks