uy the books online! I'd Tell You I Love You But Then I'd Have to Kill You Booksense.com (supporting independent booksellers around the country) Amazon (hardcover) Amazon (paperback) Barnes and Noble (hardcover) Barnes and Noble (paperback) Download the audiobook to your computer or MP3 player. Cross My Heart and Hope to Spy Now Available! Booksense.com (supporting independent booksellers around the country) Amazon (hardcover)