APA (7th ed.) Citation

ACM-SIGMOD International Conference on Management of Data Portland, Ore, Association for Computing Machinery. Special Interest Group on Management of Data, Clifford, J., Lindsay, B., & Maier, D. (1989). Proceedings of the 1989 ACM SIGMOD International Conference on the Management of Data, Portland, Oregon. Association for Computing Machinery.

Chicago Style (17th ed.) Citation

ACM-SIGMOD International Conference on Management of Data Portland, Ore, Association for Computing Machinery. Special Interest Group on Management of Data, James Clifford, Bruce Lindsay, and David Maier. Proceedings of the 1989 ACM SIGMOD International Conference on the Management of Data, Portland, Oregon. New York: Association for Computing Machinery, 1989.

MLA (9th ed.) Citation

ACM-SIGMOD International Conference on Management of Data Portland, Ore, et al. Proceedings of the 1989 ACM SIGMOD International Conference on the Management of Data, Portland, Oregon. Association for Computing Machinery, 1989.