Crilley, M. (2016). The drawing lesson: A graphic novel that teaches you how to draw (First edition.). Watson-Guptill Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Crilley, Mark. The Drawing Lesson: A Graphic Novel That Teaches You How to Draw. First edition. Berkeley: Watson-Guptill Publications, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Crilley, Mark. The Drawing Lesson: A Graphic Novel That Teaches You How to Draw. First edition. Watson-Guptill Publications, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.