Just hold your book up to the black web-cam portal below for 15 seconds and then press the "Evaluate" button. For best results turn the book slowly to show the entire cover and spine, and then open the book so we can scan the title page. Do as many as you like!
1 Oh, who are we kidding. We got it from a UFO.
2 We're secretly installing one in Jessica Alba's computer screen as I write this.