Gayley, C. M., & Scott, F. N. (1890). A guide to the literature of aesthetics (Suppl. to the Report of the Secretary of the Board of Regents, Univ. of California. - *** Kopie **.).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gayley, Charles Mills, و Fred Newton Scott. A Guide to the Literature of Aesthetics. Suppl. to the Report of the Secretary of the Board of Regents, Univ. of California. - *** Kopie **. Berkeley, 1890.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gayley, Charles Mills, و Fred Newton Scott. A Guide to the Literature of Aesthetics. Suppl. to the Report of the Secretary of the Board of Regents, Univ. of California. - *** Kopie **. 1890.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.