APA

Song I., Association for Computing Machinery, ACM Special Interest Group on Management Information Systems, ACM Special Interest Group on Artificial Intelligence & ACM Special Interest Group on Information Retrieval. (1999). Proceedings of the 2nd ACM international workshop on Data warehousing and OLAP. New York, NY: ACM.

Chicago

Song Il-Yeol, Association for Computing Machinery, ACM Special Interest Group on Management Information Systems, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Information Retrieval. 1999. Proceedings of the 2nd ACM international workshop on Data warehousing and OLAP. New York, NY: ACM.

Harvard

Song I., Association for Computing Machinery, ACM Special Interest Group on Management Information Systems, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Information Retrieval. (1999). Proceedings of the 2nd ACM international workshop on Data warehousing and OLAP. New York, NY: ACM.

MLA

Song Il-Yeol, Association for Computing Machinery, ACM Special Interest Group on Management Information Systems, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Information Retrieval. Proceedings of the 2nd ACM international workshop on Data warehousing and OLAP. New York, NY: ACM. 1999.