APA

ACM Symposium on Principles of Programming Languages, ACM Special Interest Group for Automata and Computability Theory & ACM Special Interest Group in Programming Languages. (1984). Conference record of the Twelfth Annual ACM Symposium on Principles of Programming Languages. New York: Association for Computing Machinery.

Chicago

ACM Symposium on Principles of Programming Languages, ACM Special Interest Group for Automata and Computability Theory and ACM Special Interest Group in Programming Languages. 1984. Conference record of the Twelfth Annual ACM Symposium on Principles of Programming Languages. New York: Association for Computing Machinery.

Harvard

ACM Symposium on Principles of Programming Languages, ACM Special Interest Group for Automata and Computability Theory and ACM Special Interest Group in Programming Languages. (1984). Conference record of the Twelfth Annual ACM Symposium on Principles of Programming Languages. New York: Association for Computing Machinery.

MLA

ACM Symposium on Principles of Programming Languages, ACM Special Interest Group for Automata and Computability Theory and ACM Special Interest Group in Programming Languages. Conference record of the Twelfth Annual ACM Symposium on Principles of Programming Languages. New York: Association for Computing Machinery. 1984.