Cheung, D. (2009). Proceedings of the 18th ACM conference on Information and knowledge management. Association for Computing Machinery.
Chicago-Zitierstil (17. Ausg.)Cheung, David. Proceedings of the 18th ACM Conference on Information and Knowledge Management. New York,NY,United States: Association for Computing Machinery, 2009.
MLA-Zitierstil (9. Ausg.)Cheung, David. Proceedings of the 18th ACM Conference on Information and Knowledge Management. Association for Computing Machinery, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.