Hart, C. (1998). Drawing on the funny side of the brain: How to come up with jokes for cartoons and comic strips. Watson-Guptill.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hart, Christopher. Drawing on the Funny Side of the Brain: How to Come Up with Jokes for Cartoons and Comic Strips. New York: Watson-Guptill, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hart, Christopher. Drawing on the Funny Side of the Brain: How to Come Up with Jokes for Cartoons and Comic Strips. Watson-Guptill, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.