Cita APA (7th ed.)
Piper, J. (2006). When the darkness will not lift: Doing what we can while we wait for God and joy. Crossway Books.
Cita Chicago (17th ed.)
Piper, John. When the Darkness Will Not Lift: Doing What We Can While We Wait for God and Joy. Wheaton, Ill.: Crossway Books, 2006.
Cita MLA (9th ed.)
Piper, John. When the Darkness Will Not Lift: Doing What We Can While We Wait for God and Joy. Crossway Books, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.