Harris, O. J. (1972). Current concepts in management. Division of Research, College of Business Administration, Louisiana State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Harris, O. Jeff. Current Concepts in Management. Baton Rouge: Division of Research, College of Business Administration, Louisiana State University, 1972.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Harris, O. Jeff. Current Concepts in Management. Division of Research, College of Business Administration, Louisiana State University, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.