You can write to the administrators of these e-book blogs and request a feature of your book. Some sites give free listings while others will feature your book for a fee.

Ereader News Today: http://www.ereadernewstoday.com/
Kindle Nation: http://kindlenationdaily.com/
Pixel of Ink: http://www.pixelofink.com
Inspired Reads: http://www.inspiredreads.com
Kindle Reader: http://kindlereader.blogspot.com/
GoodReads: http://www.goodreads.com
IndieReader: http://indiereader.com/author-promotional-opportunities/