Cita APA (7th ed.)

Henfrey, N. (1968). Selected critical writings of George Santayana. Cambridge University.

Cita Chicago (17th ed.)

Henfrey, Norman. Selected Critical Writings of George Santayana. Londres: Cambridge University, 1968.

Cita MLA (9th ed.)

Henfrey, Norman. Selected Critical Writings of George Santayana. Cambridge University, 1968.