Clark University Worcester, Massachusetts. (1917). Register and twenty-ninth official announcement. Worcester, Worcester, Massachusetts Pablished for the University, 1917.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clark University Worcester, Massachusetts. Register and Twenty-ninth Official Announcement. Worcester, Worcester, Massachusetts Pablished for the University, 1917, 1917.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Clark University Worcester, Massachusetts. Register and Twenty-ninth Official Announcement. Worcester, Worcester, Massachusetts Pablished for the University, 1917, 1917.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.