* Librarything.com صور منوعة لأغلفة الإصدارات المختلفة من الرواية* Catch-22 as a figure of speech* "Catch-22" study guide – analysis, themes, quotes, and teaching guide* Why a novel so acclaimed took 46 years to make it to the stage: How the cult classic was adapted for the stage
227== Notes and references ==== External links ==* Librarything.com with many photos of other "Catch-22" covers* Photos of the first edition of Catch-22* Catch-22 as a figure of speech* "Catch-22" study guide – analysis, themes, quotes, and teaching guide* Why a novel so acclaimed took 46 years to make it to the stage: How the cult classic was adapted for the stage