Kahn, H., Brown, W. M., & Martel, L. (1976). The next 200 years: A scenario for America and the world. Morrow.
Chicago Style (17. basım) AtıfKahn, Herman, William Morle Brown, ve Leon Martel. The Next 200 Years: A Scenario for America and the World. New York: Morrow, 1976.
MLA (8th ed.) AtıfKahn, Herman, et al. The Next 200 Years: A Scenario for America and the World. Morrow, 1976.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..