Hall, S. B. (2025). Enneagram in real life: Find your type, understand who you are, & take steps toward growth (First edition.). HarperOne, an imprint of HarperCollins Publishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hall, Stephanie Barron. Enneagram in Real Life: Find Your Type, Understand Who You Are, & Take Steps Toward Growth. First edition. New York, NY: HarperOne, an imprint of HarperCollins Publishers, 2025.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hall, Stephanie Barron. Enneagram in Real Life: Find Your Type, Understand Who You Are, & Take Steps Toward Growth. First edition. HarperOne, an imprint of HarperCollins Publishers, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.