APA

Rounds W. C., Association for Computing Machinery & ACM Special Interest Group on Algorithms and Computation Theory. (1975). Proceedings of seventh annual ACM symposium on Theory of computing. New York, NY: ACM.

Chicago

Rounds William C, Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. 1975. Proceedings of seventh annual ACM symposium on Theory of computing. New York, NY: ACM.

Harvard

Rounds W. C., Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. (1975). Proceedings of seventh annual ACM symposium on Theory of computing. New York, NY: ACM.

MLA

Rounds William C, Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. Proceedings of seventh annual ACM symposium on Theory of computing. New York, NY: ACM. 1975.