Thank you for viewing. This is an audio CD (English version) of "The Goal," a global bestseller in the business book world. You can learn business theories in a novel format. It's a total of 11 discs, with 12 hours of content. I purchased it new and stored it unused. I played it once for the listing and confirmed that it works without any problems. - Title: The Goal: A Process of Ongoing Improvement 20th Anniversary Edition - Authors: Eliyahu M. Goldratt and Jeff Cox - Format: Audio CD - Number of Discs: 11 - Genre: Business Fiction - Duration: Approximately 12 hours - Reference Price: US $39.95 - Title: The Goal: A Process of Ongoing Improvement 20th Anniversary Edition - Authors: Eliyahu M. Goldratt and Jeff Cox - Format: Audio CD - Number of Discs: 11 CDs - Genre: Business Fiction - Publisher: HighBridge - Duration: 12 hours #ザ・ゴール #The_Goal #TheGoal #オーディオブック　#オーディオCD #ビジネス英語 #英語学習 #ビジネス理論 #英語教材