APA

7th Annual Symposium on Computational Geometry 1991, Association for Computing Machinery, ACM Special Interest Group on Algorithms and Computation Theory & ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1991). Proceedings of the seventh annual symposium on Computational geometry. New York, NY: ACM.

Chicago

7th Annual Symposium on Computational Geometry 1991, Association for Computing Machinery, ACM Special Interest Group on Algorithms and Computation Theory and ACM Special Interest Group on Computer Graphics and Interactive Techniques. 1991. Proceedings of the seventh annual symposium on Computational geometry. New York, NY: ACM.

Harvard

7th Annual Symposium on Computational Geometry 1991, Association for Computing Machinery, ACM Special Interest Group on Algorithms and Computation Theory and ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1991). Proceedings of the seventh annual symposium on Computational geometry. New York, NY: ACM.

MLA

7th Annual Symposium on Computational Geometry 1991, Association for Computing Machinery, ACM Special Interest Group on Algorithms and Computation Theory and ACM Special Interest Group on Computer Graphics and Interactive Techniques. Proceedings of the seventh annual symposium on Computational geometry. New York, NY: ACM. 1991.