Verba Price Compare ToolBEFORE YOU START, KEEP IN MIND THE FOLLOWINGThe Western A.S. Bookstore is providing this information as a service to our customers. Should you decide to purchase from another merchant be advised that the Western A.S. Bookstore cannot and will not be held responsible for any customer service, refturn, or refund issues related to any on-line merchant other than ourselves.Textbooks are often produced in a variety of editions. Be aware that instuctor editions and international editions may not be eligible for resale or buyback.Click Here to use Verba Compare