Given the question: Crown of Horns is the ninth and final book in the Bone series. It collects issues 52-59 of Jeff Smith's self-published Bone comic book series. The book was published by Cartoon Books in 2004. The color version was published by Scholastic Press and released on January 21 2009. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
The answer is:
Written Work