Random House has posted a nice Scourge preview on their product page. Link

To view, click on the Scourge image after the Browse and Search feature loads. A pop-up will appear with the excerpt. The excerpt content includes the cover art and front matter (note that an excerpt from X-Wing: Mercy Kill will be included in the final edition). Afterwards, several chapter pages are shown. Enjoy! Star Wars: Scourge is due out April 24, 2012.

Review: Scourge by Master Optician
Star Wars: SCOURGE Cover Art
Star Wars: SCOURGE Blurb Now Online
Star Wars: SCOURGE