APA

Fischer P. C., Association for Computing Machinery & ACM Special Interest Group on Algorithms and Computation Theory. (1970). Proceedings of the second annual ACM symposium on Theory of computing. New York, NY: ACM.

Chicago

Fischer Patrick C, Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. 1970. Proceedings of the second annual ACM symposium on Theory of computing. New York, NY: ACM.

Harvard

Fischer P. C., Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. (1970). Proceedings of the second annual ACM symposium on Theory of computing. New York, NY: ACM.

MLA

Fischer Patrick C, Association for Computing Machinery and ACM Special Interest Group on Algorithms and Computation Theory. Proceedings of the second annual ACM symposium on Theory of computing. New York, NY: ACM. 1970.