MLA

Kahn, Herman, and Anthony J Wiener. The Year 2000 : a Framework for Speculation On the Next Thirty-three Years. New York: Macmillan, 1967.

APA

Kahn, H., & Wiener, A. J. (1967). The year 2000 : a framework for speculation on the next thirty-three years. New York: Macmillan.

Chicago

Kahn, Herman, and Anthony J. Wiener. The Year 2000: A Framework for Speculation On the Next Thirty-Three Years. New York: Macmillan, 1967.