APA (7th ed.) Citation

Belnap, N. D., Schleichert, H., & Egli, U. (1976). The logic of questions and answers. Yale Univ. Press.

Chicago Style (17th ed.) Citation

Belnap, Nuel D., Hubert Schleichert, and Urs Egli. The Logic of Questions and Answers. New Haven <<[u.a.]>>: Yale Univ. Press, 1976.

MLA (9th ed.) Citation

Belnap, Nuel D., et al. The Logic of Questions and Answers. Yale Univ. Press, 1976.