Powell, J. E. (1977). Wrestling with the angel. Sheldon Press.
Cita Chicago Style (17a ed.)Powell, John Enoch. Wrestling with the Angel. London: Sheldon Press, 1977.
Cita MLA (8a ed.)Powell, John Enoch. Wrestling with the Angel. Sheldon Press, 1977.
Precaución: Estas citas no son 100% exactas.