APA

Virtual Reality Modeling Language 1999, Association for Computing Machinery, ACM Special Interest Group on Data Communication & ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1999). Proceedings of the fourth symposium on Virtual reality modeling language. New York, NY: ACM.

Chicago

Virtual Reality Modeling Language 1999, Association for Computing Machinery, ACM Special Interest Group on Data Communication and ACM Special Interest Group on Computer Graphics and Interactive Techniques. 1999. Proceedings of the fourth symposium on Virtual reality modeling language. New York, NY: ACM.

Harvard

Virtual Reality Modeling Language 1999, Association for Computing Machinery, ACM Special Interest Group on Data Communication and ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1999). Proceedings of the fourth symposium on Virtual reality modeling language. New York, NY: ACM.

MLA

Virtual Reality Modeling Language 1999, Association for Computing Machinery, ACM Special Interest Group on Data Communication and ACM Special Interest Group on Computer Graphics and Interactive Techniques. Proceedings of the fourth symposium on Virtual reality modeling language. New York, NY: ACM. 1999.