Lewis, S. C. (2001). Continuing higher education administrators: Their perceived competencies and professional development needs. University of Pittsburgh.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lewis, Susan Carol. Continuing Higher Education Administrators: Their Perceived Competencies and Professional Development Needs. Pittsburgh: University of Pittsburgh, 2001.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lewis, Susan Carol. Continuing Higher Education Administrators: Their Perceived Competencies and Professional Development Needs. University of Pittsburgh, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.