This is a Reference Quality Electronic Book Version of the American Scholastic Hard Cover books.I'm not a big fan of HP books or films.But I posted this since many of my friends like it.So go for it.Have fun.
You can easily download it via torrent client like
utorrent.Then add the .torrent file in to that software.It can pause download and start another time.Its a great method especially when downloading large files.
Torrent link