American Society of Mechanical Engineers. Winter Meeting, American Society of Mechanical Engineers. Noise Control and Acoustics Division, Hsu, K. H., Keltie, R. F., & Sung, S. H. (1990). Vehicle noise: Presented at the Winter Annual Meeting of the American Society of Mechanical Engineers, Dallas, Texas, November 25-30, 1990. American Society of Mechanical Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Society of Mechanical Engineers. Winter Meeting, American Society of Mechanical Engineers. Noise Control and Acoustics Division, K. H. Hsu, R. F. Keltie, و S. H. Sung. Vehicle Noise: Presented at the Winter Annual Meeting of the American Society of Mechanical Engineers, Dallas, Texas, November 25-30, 1990. New York, N.Y.: American Society of Mechanical Engineers, 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)American Society of Mechanical Engineers. Winter Meeting, et al. Vehicle Noise: Presented at the Winter Annual Meeting of the American Society of Mechanical Engineers, Dallas, Texas, November 25-30, 1990. American Society of Mechanical Engineers, 1990.