Knock Knock Who's There?

9780141331607. New condition. Paperback. Language: English. Includes illustrations. Intended for a juvenile audience. A gorilla, a witch, a ghost, then a fierce scaly dragon hungry for his tea. Who will be next? Each time there's a knock at the door, there's a different monster, but each time they're wearing the same tartan slippers. Of course, it's just Dad, playing an hilarious bedtime game!