The availability of books in electronic format as afforded me to the opportunity to get hold of books I would otherwise not have been able to do. (redeeminggod.com)
While, at first, they were single - purpose devices that allowed for reading books in electronic format, they have since gained extra functions. (news.softpedia.com)
Many users complain that there are not enough good books in electronic format. (ebookfriendly.com)