Bruce, F. (1983). The hard sayings of Jesus. InterVarsity Press.
Cita Chicago (17th ed.)Bruce, F.F. The Hard Sayings of Jesus. Illinois: InterVarsity Press, 1983.
Cita MLA (9th ed.)Bruce, F.F. The Hard Sayings of Jesus. InterVarsity Press, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.