Kahn, H. (1976). The next 200 years : a scenario for: America and the world. William Morrow.
Tohutoru Kātū Chicago (17th ed.)Kahn, Herman. The Next 200 Years : A Scenario for: America and the World. New York: William Morrow, 1976.
Tohutoro MLA (9th ed.)Kahn, Herman. The Next 200 Years : A Scenario for: America and the World. William Morrow, 1976.
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