Relin, D. O. (2013). Second suns: Two doctors and their amazing quest to restore sight and save lives. Random House.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Relin, David Oliver. Second Suns: Two Doctors and Their Amazing Quest to Restore Sight and Save Lives. New York: Random House, 2013.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Relin, David Oliver. Second Suns: Two Doctors and Their Amazing Quest to Restore Sight and Save Lives. Random House, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.