IFIP TC6/TC11 International Conference on Communications and Multimedia Security (1996 : Essen, Germany), & Horster, P. (1996). Communications and multimedia security II: Proceedings of the IFIP TC6/TC11 International conference on communications and multimedia security at Essen, Germany, 23rd-24th September 1996. Chapman & Hall.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)IFIP TC6/TC11 International Conference on Communications and Multimedia Security (1996 : Essen, Germany), و Patrick Horster. Communications and Multimedia Security II: Proceedings of the IFIP TC6/TC11 International Conference on Communications and Multimedia Security at Essen, Germany, 23rd-24th September 1996. London: Chapman & Hall, 1996.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)IFIP TC6/TC11 International Conference on Communications and Multimedia Security (1996 : Essen, Germany), و Patrick Horster. Communications and Multimedia Security II: Proceedings of the IFIP TC6/TC11 International Conference on Communications and Multimedia Security at Essen, Germany, 23rd-24th September 1996. Chapman & Hall, 1996.