Back to School Promotion at eBooks.com. 5% off purchase of ebooks. Valid until February 28, 2012 Additional Coupon Terms: The publishers below do not allow discount on their books: 1. Random House: Imprints Ballantine, Bantam, Broadway Books, Crown, Dell, Doubleday, Knopf 2. Penguin: Imprints Dorling Kindersley, Alpha, Pearson 3. Time Warner: Imprints Grand Central, Hachette, Little Brown, Warner 4. Harper Collins: Imprints Hyperion, Zondervan 5. Simon & Schuster