APA

Poltrock S. E., Association for Computing Machinery, ACM Special Interest Group on Supporting Group Work, ACM Special Interest Group on Information Retrieval, Hypertext H. a. W. & ACM Special Interest Group on Hypertext H. a. W. (1993). Proceedings of the fifth ACM conference on Hypertext. New York, NY: ACM.

Chicago

Poltrock Steven E, Association for Computing Machinery, ACM Special Interest Group on Supporting Group Work, ACM Special Interest Group on Information Retrieval, Hypertext Hypermedia and Web and ACM Special Interest Group on Hypertext Hypermedia and Web. 1993. Proceedings of the fifth ACM conference on Hypertext. New York, NY: ACM.

Harvard

Poltrock S. E., Association for Computing Machinery, ACM Special Interest Group on Supporting Group Work, ACM Special Interest Group on Information Retrieval, Hypertext H. a. W. and ACM Special Interest Group on Hypertext H. a. W. (1993). Proceedings of the fifth ACM conference on Hypertext. New York, NY: ACM.

MLA

Poltrock Steven E, Association for Computing Machinery, ACM Special Interest Group on Supporting Group Work, ACM Special Interest Group on Information Retrieval, Hypertext Hypermedia and Web and ACM Special Interest Group on Hypertext Hypermedia and Web. Proceedings of the fifth ACM conference on Hypertext. New York, NY: ACM. 1993.