APA
Kahn H., Brown W. j. a., Martel L. j. a. & Hudson Institute. (1976). The next 200 years. New York: Morrow.
Chicago
Kahn Herman, Brown William joint author, Martel Leon joint author and Hudson Institute. 1976. The next 200 years. New York: Morrow.
Harvard
Kahn H., Brown W. j. a., Martel L. j. a. and Hudson Institute. (1976). The next 200 years. New York: Morrow.
MLA
Kahn Herman, Brown William joint author, Martel Leon joint author and Hudson Institute. The next 200 years. New York: Morrow. 1976.