Cita APA (7th ed.)
Guinness, O. (1996). God in the dark: The assurance of faith beyond a shadow of doubt. Crossway Books.
Cita Chicago (17th ed.)
Guinness, Os. God in the Dark: The Assurance of Faith Beyond a Shadow of Doubt. Wheaton, Ill.: Crossway Books, 1996.
Cita MLA (9th ed.)
Guinness, Os. God in the Dark: The Assurance of Faith Beyond a Shadow of Doubt. Crossway Books, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.