Cita APA (7th ed.)
Wiersbe, W. W. (1983). Lonely people. Back to the Bible.
Cita Chicago (17th ed.)
Wiersbe, Warren W. Lonely People. Lincoln: Back to the Bible, 1983.
Cita MLA (9th ed.)
Wiersbe, Warren W. Lonely People. Back to the Bible, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.