Cita APA (7th ed.)

Santayana, G. (1955). The sense of beauty. The Modern Library.

Cita Chicago (17th ed.)

Santayana, George. The Sense of Beauty. New York, Estados Unidos: The Modern Library, 1955.

Cita MLA (9th ed.)

Santayana, George. The Sense of Beauty. The Modern Library, 1955.