Cita APA (7a ed.)

Urban, W. M. (1929). The Intelligible World: Metaphysics and Value. George Allen.

Cita Chicago Style (17a ed.)

Urban, Wilbur Marshall. The Intelligible World: Metaphysics and Value. London: George Allen, 1929.

Cita MLA (9a ed.)

Urban, Wilbur Marshall. The Intelligible World: Metaphysics and Value. George Allen, 1929.