Cita APA

Santayana, G., Lachs, J., & Lachs, S. (1969). Physical order and moral liberty: Previously unpublished essays of George Santayana. [Nashville]: Vanderbilt University Press.

Citación estilo Chicago

Santayana, George, John Lachs, y Shirley Lachs. Physical Order and Moral Liberty: Previously Unpublished Essays of George Santayana. [Nashville]: Vanderbilt University Press, 1969.

Cita MLA

Santayana, George, John Lachs, y Shirley Lachs. Physical Order and Moral Liberty: Previously Unpublished Essays of George Santayana. [Nashville]: Vanderbilt University Press, 1969.