References

Angel, E. (2000). Interactive computer graphics : A top-down approach with opengl. Boston, MA: Addison Wesley Longman.

Angel, E. (2001a). Batch-file computer graphics : A bottom-up approach with quicktime. Boston, MA: Wesley Addison Longman.

Angel, E. (2001b). Test second book by angel. Boston, MA: Wesley Addison Longman.

Molina, S. T., & Borkovec, T. D. (1994). The Penn State worry questionnaire: Psychometric properties and associated characteristics. In G. C. L. Davey & F. Tallis (Eds.), Worrying: Perspectives on theory, assessment and treatment (pp. 265–283). New York: Wiley.

Noble, S. G. (2002). Turning images into simple line-art (Undergraduate thesis). Reed College.

Reed College. (2007). LaTeX your document. Retrieved from https://web.reed.edu/cis/help/LaTeX/index.html