توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Reader's Digest Association. (2006). Laughter, the best medicine: A laugh-out-loud collection of our funniest jokes, qoutes, stories and cartoons (Deluxe ed. ; rev. and expanded.). Reader's Digest Association.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Reader's Digest Association. Laughter, the Best Medicine: A Laugh-out-loud Collection of Our Funniest Jokes, Qoutes, Stories and Cartoons. Deluxe ed. ; rev. and expanded. Pleasantville, N.Y: Reader's Digest Association, 2006.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Reader's Digest Association. Laughter, the Best Medicine: A Laugh-out-loud Collection of Our Funniest Jokes, Qoutes, Stories and Cartoons. Deluxe ed. ; rev. and expanded. Reader's Digest Association, 2006.