Recognition on book-related blogs like GoodReads.com can go a long way, according to Mr. Schelling. “Find a comparable title and see where that book got coverage,” he recommended. Then ascertain the blogger-reviewer's policy on unsolicited review copies. Bear in mind that your chances of getting reviewed are boosted if you have already established a presence by posting about other books.
You've written a book, and you'd like to get reviews.
He's a simple solution. Review others' books.
You need to give, in order to get.