APA (7th ed.) Citation

ACM Conference on Hypertext and Hypermedia Darmstadt, Germany, Association for Computing Machinery. Special Interest Group on Hypertext, Hypermedia and Web, & Tochtermann, K. (1999). Hypertext '99: The 10th ACM Conference on Hypertext and Hypermedia : returning to our diverse roots : Darmstadt, Germany, February 21-25, 1999. Association for Computing Machinery.

Chicago Style (17th ed.) Citation

ACM Conference on Hypertext and Hypermedia Darmstadt, Germany, Hypermedia and Web Association for Computing Machinery. Special Interest Group on Hypertext, and K. Tochtermann. Hypertext '99: The 10th ACM Conference on Hypertext and Hypermedia : Returning to Our Diverse Roots : Darmstadt, Germany, February 21-25, 1999. New York, N.Y.: Association for Computing Machinery, 1999.

MLA (8th ed.) Citation

ACM Conference on Hypertext and Hypermedia Darmstadt, Germany, et al. Hypertext '99: The 10th ACM Conference on Hypertext and Hypermedia : Returning to Our Diverse Roots : Darmstadt, Germany, February 21-25, 1999. Association for Computing Machinery, 1999.