Amazon.com offers $10 Off $100 or More on your purchase of New Textbooks when you apply promotional code TEXT10 at checkout. Shipping is free. Thanks erat7498
Note, offer only applies to products sold by Amazon.com (look for "sold by Amazon.com" on the product detail page). Offer expires at 12:00 p.m. (PT) January 25, 2018. Refer to the promotion page for complete details.