Cita APA (7th ed.)
Guinness, O. (1976). In two minds: The dilemma of doubt & how to resolve it. InterVarsity Press.
Cita Chicago (17th ed.)
Guinness, Os. In Two Minds: The Dilemma of Doubt & How to Resolve It. Downers Grove, Ill.: InterVarsity Press, 1976.
Cita MLA (9th ed.)
Guinness, Os. In Two Minds: The Dilemma of Doubt & How to Resolve It. InterVarsity Press, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.