Alharthi, A. M., & O'neill, W. F. (1991). Secondary school supervisors' leadership behavior as perceived by themselves and their teachers in the Al-taif region, Saudi arabia. University of Southern California.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alharthi, Ali Mohammed, و William F. O'neill. Secondary School Supervisors' Leadership Behavior as Perceived by Themselves and Their Teachers in the Al-taif Region, Saudi Arabia. University of Southern California, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Alharthi, Ali Mohammed, و William F. O'neill. Secondary School Supervisors' Leadership Behavior as Perceived by Themselves and Their Teachers in the Al-taif Region, Saudi Arabia. University of Southern California, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.