APA

Bradshaw C. L., Association for Computing Machinery, . (1980). Proceedings of the ACM 1980 annual conference. New York, NY: ACM.

Chicago

Bradshaw Charles L, Association for Computing Machinery, . 1980. Proceedings of the ACM 1980 annual conference. New York, NY: ACM.

Harvard

Bradshaw C. L., Association for Computing Machinery, . (1980). Proceedings of the ACM 1980 annual conference. New York, NY: ACM.

MLA

Bradshaw Charles L, Association for Computing Machinery, . Proceedings of the ACM 1980 annual conference. New York, NY: ACM. 1980.