Alexander, W. M. (1964). Changing curriculum content: Report of the conference on curriculum content. Association for Supervision and Curriculum Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alexander, William M. Changing Curriculum Content: Report of the Conference on Curriculum Content. Washington, DC: Association for Supervision and Curriculum Development, 1964.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Alexander, William M. Changing Curriculum Content: Report of the Conference on Curriculum Content. Association for Supervision and Curriculum Development, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.