APA (7th ed.) Citation

Bernstein, L. (1976). The unanswered question: Six talks at Harvard. Harvard University Press.

Chicago Style (17th ed.) Citation

Bernstein, Leonard. The Unanswered Question: Six Talks at Harvard. Cambridge, Mass.: Harvard University Press, 1976.

MLA (9th ed.) Citation

Bernstein, Leonard. The Unanswered Question: Six Talks at Harvard. Harvard University Press, 1976.