Comments:ALTERNATE EDITION: This Book is in Acceptable condition - SHOWS WEAR AT CORNERS, APPEARS TO BE AN INSTRUCTOR'S EDITION, PRICED ACCORDINGLY. Please note Acceptable is the lowest condition grade possible.All items ship within 24 hours. Packaging is 100% Recyclable. Most items purchased from Charitable organizations. A portion of each sale is also donated to a monthly charity, check your package for this months charity. Reuse-Recycle-Rebook!