APA (7th ed.) Zitazioa
Wiersbe, W. W. (1977). 5 secrets of living. Tyndale House Publishers.
Chicago Style (17th ed.) Zitazioa
Wiersbe, Warren W. 5 Secrets of Living. Wheaton, Ill.: Tyndale House Publishers, 1977.
MLA (9th ed.) Zitazioa
Wiersbe, Warren W. 5 Secrets of Living. Tyndale House Publishers, 1977.
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