APA (7th ed.) Citation

(1985). Principles of database systems: Proceedings of the 4th ACM/SIGACT-SIGMOD Symposium Portland, Oregon March 25-27, 1985. Association for Computing Machinery.

Chicago Style (17th ed.) Citation

Principles of Database Systems: Proceedings of the 4th ACM/SIGACT-SIGMOD Symposium Portland, Oregon March 25-27, 1985. New York: Association for Computing Machinery, 1985.

MLA (8th ed.) Citation

Principles of Database Systems: Proceedings of the 4th ACM/SIGACT-SIGMOD Symposium Portland, Oregon March 25-27, 1985. Association for Computing Machinery, 1985.

Warning: These citations may not always be 100% accurate.