Osteen, J. (2021). Peaceful on purpose: The power to remain calm, strong and confident in every season (First Edition.). FaithWords.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Osteen, Joel. Peaceful on Purpose: The Power to Remain Calm, Strong and Confident in Every Season. First Edition. New York: FaithWords, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Osteen, Joel. Peaceful on Purpose: The Power to Remain Calm, Strong and Confident in Every Season. First Edition. FaithWords, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.