The Pennsylvania State University Cite Seer X Archives (ohne Datum) „Open GL Programming Guide About This Guide“, http://www.carfield.com.hk/document/computer_graphic/opengl_guide.pdf [Preprint].
Chicago Manual of Style 17th edition (full note)The Pennsylvania State University Cite Seer X Archives. „Open GL Programming Guide About This Guide“. http://www.carfield.com.hk/document/computer_graphic/opengl_guide.Pdf, o. J.
American Psychological Association 7th editionThe Pennsylvania State University Cite Seer X Archives. (o. J.). Open GL Programming Guide About This Guide. http://www.carfield.com.hk/document/computer_graphic/opengl_guide.Pdf.
Modern Language Association 9th editionThe Pennsylvania State University Cite Seer X Archives. „Open GL Programming Guide About This Guide“. http://www.carfield.com.hk/document/computer_graphic/opengl_guide.Pdf.
ISO-690 (author-date, Deutsch)THE PENNSYLVANIA STATE UNIVERSITY CITESEERX ARCHIVES, [kein Datum]. Open GL Programming Guide About This Guide. http://www.carfield.com.hk/document/computer_graphic/opengl_guide.pdf