Cita APA (7th ed.)

Grayling, A. C. (2006). The form of things: Essays on life, ideas, and liberty in the twenty-first century. Weidenfeld & Nicolson.

Cita Chicago (17th ed.)

Grayling, A. C. The Form of Things: Essays on Life, Ideas, and Liberty in the Twenty-first Century. London: Weidenfeld & Nicolson, 2006.

Cita MLA (9th ed.)

Grayling, A. C. The Form of Things: Essays on Life, Ideas, and Liberty in the Twenty-first Century. Weidenfeld & Nicolson, 2006.