A book of general knowledge that allows you to learn 5,000 years of human history in 7 hours. - Title: World History at a Glance - Author: Haruaki Deguchi - Content: Learn 5,000 years of human history at once - Features: General knowledge that can be learned in 7 hours - Publisher: Ritsumeikan Asia Pacific University - ISBN: 978-4-292-20029-0 Thank you for viewing. I purchased this new. There is some dirt and creasing on the cover, but the inside is clean.