APA (7th ed.) Citation

Willoughby, T. C. (1977). Proceedings of the fifteenth annual SIGCPR conference. Association for Computing Machinery.

Chicago Style (17th ed.) Citation

Willoughby, Theodore C. Proceedings of the Fifteenth Annual SIGCPR Conference. New York, New York: Association for Computing Machinery, 1977.

MLA (9th ed.) Citation

Willoughby, Theodore C. Proceedings of the Fifteenth Annual SIGCPR Conference. Association for Computing Machinery, 1977.