Offer expires on 2/7/2019 at 11:59 PM. It is non-transferable, valid in the United States only, and limited to one (1) copy of the book of the requestor's choice. Multiple entries will be deleted. Please note: Books will ship to institutional addresses only. Any non-institutional address entries will be void and deleted. Please check to ensure accuracy. We appreciate your assistance in our follow-up about a month after titles are shipped for information on course adoption.