APA

Abiteboul S., Association for Computing Machinery, ACM Special Interest Group on Artificial Intelligence, ACM Special Interest Group on Management of Data & ACM Special Interest Group on Algorithms and Computation Theory. (2002). Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems. New York, NY: ACM.

Chicago

Abiteboul Serge, Association for Computing Machinery, ACM Special Interest Group on Artificial Intelligence, ACM Special Interest Group on Management of Data and ACM Special Interest Group on Algorithms and Computation Theory. 2002. Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems. New York, NY: ACM.

Harvard

Abiteboul S., Association for Computing Machinery, ACM Special Interest Group on Artificial Intelligence, ACM Special Interest Group on Management of Data and ACM Special Interest Group on Algorithms and Computation Theory. (2002). Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems. New York, NY: ACM.

MLA

Abiteboul Serge, Association for Computing Machinery, ACM Special Interest Group on Artificial Intelligence, ACM Special Interest Group on Management of Data and ACM Special Interest Group on Algorithms and Computation Theory. Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems. New York, NY: ACM. 2002.