Levine, A., & Heller, R. (2011). Attached: The new science of adult attachment and how it can help you find--and keep--love (First trade paperback edition.). A TarcherPerigree Book.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Levine, Amir, و Rachel Heller. Attached: The New Science of Adult Attachment and How It Can Help You Find--and Keep--love. First trade paperback edition. New York, New York: A TarcherPerigree Book, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Levine, Amir, و Rachel Heller. Attached: The New Science of Adult Attachment and How It Can Help You Find--and Keep--love. First trade paperback edition. A TarcherPerigree Book, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.