Get 30% off any book at Amazon with coupon code: BOOKDEAL
This offer is good for books sold and shipped by Amazon (not 3rd party sellers) up to a $10 discount.
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Take an extra 30% off the most expensive item in your cart at Barnes & Noble with 
promo code: BFRIDAY30 (excludes NOOK Devices and NOOK Books; other exclusions apply)
Barnes & Noble also currently has awesome deals on their Nook devices. If you’re in the market for a NOOK, Barnes & Noble is offering the Nook Simple Touch for only $39 (regularly $79!) and the Nook HD 8GB for only $79 (regularly $129!) or Nook HD 16GB for only $99 (regularly $149!). – While supplies last.
There’s also a offer for a FREE $10 gift card when you purchase a $75 gift card – here