International Conference on Engineering Design, Boston, Mass, International Congress on Planning and Design Theory, & Eder, W. E. (1987). Proceedings of the 1987 International Conference on Engineering Design: 1987 International Congress on Planning and Design Theory, Boston, Massachusetts, August 17-20, 1987. American Society of Mechanical Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Engineering Design, Boston, Mass, International Congress on Planning and Design Theory, و W. E. Eder. Proceedings of the 1987 International Conference on Engineering Design: 1987 International Congress on Planning and Design Theory, Boston, Massachusetts, August 17-20, 1987. New York, N.Y. (345 East 47th St., New York 10017): American Society of Mechanical Engineers, 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Conference on Engineering Design, Boston, Mass, et al. Proceedings of the 1987 International Conference on Engineering Design: 1987 International Congress on Planning and Design Theory, Boston, Massachusetts, August 17-20, 1987. American Society of Mechanical Engineers, 1987.