A set of world history problem books and reference books for university entrance exams. - Title: World History Problem Book for Difficult Private Universities in the Kanto Region - Title: Learn World History B Terms by Era and Flow! - Title: World History Basic Problem Mastery - Publisher: Bun'eido - Publisher: Waseda University Press Thank you for viewing. No writing inside. Please check the condition in the photos. Almost unused. Some minor scratches on the corners of the covers due to home storage. For those who don't mind.