Further, there is a color illustration on the page facing the inside back cover. Ab형 책은 Aa형 책과 동일하지만, 아래 B형 책과 마찬가지로 앞표지에 '그가 잠든 동안 고양이가 예술가 쥐에게 뛰어들다! has been added to the front cover as in the Type B book, below.