Barnes & Noble offers David Michaels’ “Tom Clancy’s Splinter Cell”, Candace Bushnell’s “Lipstick Jungle”, and Stephen King’s “The Dark Tower IV: Wizard and Glass” in paperback for $3.98 each. Buy all three and pay $7.96 during its 3-for-2 promotion. Plus, apply coupon code “T9J9B3Y” to further trim it to $7.56 and then use this link to bag free shipping. That’s easily the best total price we’ve seen for these books. Sales tax is added where applicable.