Santayana, G. (1955). The sense of beauty, being the outlines of aesthetic theory. Modern Library.
Lua i Stíl Chicago (17ú heag.)Santayana, George. The Sense of Beauty, Being the Outlines of Aesthetic Theory. New York: Modern Library, 1955.
Lua MLA (9ú heag.)Santayana, George. The Sense of Beauty, Being the Outlines of Aesthetic Theory. Modern Library, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.