Gaiman, N., & Campbell, E. (2014). The truth is a cave in the Black Mountains: A tale of travel and darkness with pictures of all kinds (First edition.). William Morrow.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gaiman, Neil, و Eddie Campbell. The Truth Is a Cave in the Black Mountains: A Tale of Travel and Darkness with Pictures of All Kinds. First edition. New York: William Morrow, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gaiman, Neil, و Eddie Campbell. The Truth Is a Cave in the Black Mountains: A Tale of Travel and Darkness with Pictures of All Kinds. First edition. William Morrow, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.