Stogdill, R. M. (1957). Leadership and structures of personal interaction. Bureau of Business Research, College of Commerce and Administration, Ohio State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Stogdill, Ralph M. Leadership and Structures of Personal Interaction. Columbus: Bureau of Business Research, College of Commerce and Administration, Ohio State University, 1957.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Stogdill, Ralph M. Leadership and Structures of Personal Interaction. Bureau of Business Research, College of Commerce and Administration, Ohio State University, 1957.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.