McGrath, A. E. (2015). The big question: Why we can't stop talking about science, faith, and God (First edition.). St. Martin's Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)McGrath, Alister E. The Big Question: Why We Can't Stop Talking About Science, Faith, and God. First edition. New York: St. Martin's Press, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)McGrath, Alister E. The Big Question: Why We Can't Stop Talking About Science, Faith, and God. First edition. St. Martin's Press, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.