Clemmer, J., & Sheehy, B. (1992). Firing on all cylinders: The service quality system for high-powered corporate performance /Jim Clemmer with Bary Sheehy and Archieve International/Zenger-Miller Associates. Irwin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clemmer, Jim, و Bary Sheehy. Firing on All Cylinders: The Service Quality System for High-powered Corporate Performance /Jim Clemmer with Bary Sheehy and Archieve International/Zenger-Miller Associates. New York: Irwin, 1992.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Clemmer, Jim, و Bary Sheehy. Firing on All Cylinders: The Service Quality System for High-powered Corporate Performance /Jim Clemmer with Bary Sheehy and Archieve International/Zenger-Miller Associates. Irwin, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.