(1989). Requirements for certification of teachers, counselors, librarians, administrators for elementary and secondary schools. University of Chicago Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Requirements for Certification of Teachers, Counselors, Librarians, Administrators for Elementary and Secondary Schools. Chicago, Ill.: University of Chicago Press, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Requirements for Certification of Teachers, Counselors, Librarians, Administrators for Elementary and Secondary Schools. University of Chicago Press, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.