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توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of Illinois (Urbana-Champaign campus). Library School, University of Illinois (Urbana-Champaign campus). Graduate School of Library Science, University of Illinois at Urbana-Champaign. Graduate School of Library Science, و University of Illinois at Urbana-Champaign. Graduate School of Library and Information Science. Library Trends. Urbana, Ill.: University of Illinois Library School, 1952.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)University of Illinois (Urbana-Champaign campus). Library School, et al. Library Trends. University of Illinois Library School, 1952.