APA
Hoffmann C. M., Association for Computing Machinery & ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1997). Proceedings of the fourth ACM symposium on Solid modeling and applications. New York, NY: ACM.
Chicago
Hoffmann Christoph M, Association for Computing Machinery and ACM Special Interest Group on Computer Graphics and Interactive Techniques. 1997. Proceedings of the fourth ACM symposium on Solid modeling and applications. New York, NY: ACM.
Harvard
Hoffmann C. M., Association for Computing Machinery and ACM Special Interest Group on Computer Graphics and Interactive Techniques. (1997). Proceedings of the fourth ACM symposium on Solid modeling and applications. New York, NY: ACM.
MLA
Hoffmann Christoph M, Association for Computing Machinery and ACM Special Interest Group on Computer Graphics and Interactive Techniques. Proceedings of the fourth ACM symposium on Solid modeling and applications. New York, NY: ACM. 1997.