Feigenbaum, Edward A.
The fifth generation: artificial intelligence and Japan's computer challenge to the world
Addison-Wesley, 1983
 Buku Teks
Bessant, John
Managing advanced manufacturing technology: the challenge of the fifth wave
Blackwell, 1991
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Handelman, Howard
The challenge of third world development
Pearson/Prentice Hall, 2006
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The world economy: a global challenge
United Nations Departemen of Public Information, 1990
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Watson, William
Sculpture of Japan from the fifth to the fifteenth century
London the Studio, 1959
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