num_pages: 105
description: Two girls spend an adventure-filled night trapped inside the public library.
language: English
title: Help! I'm a Prisoner in the Library
titlecomplete: Help! I'm a Prisoner in the Library (A Jo-Beth and Mary Rose Mystery)
genres: Juvenile, Fiction, Mystery, Realistic Fiction, Young Adult, Childrens, Chapter Books, Adventure, Middle Grade, Books About Books
ratings_count: 1221
series: Jo-Beth and Mary Rose Mysteries
publisher: HMH Books for Young Readers