Just over half of parents purchase ebooks that are educational. #DBW pic.twitter.com/VYzTzYI6Uu
— Digital Book World (@DigiBookWorld) September 11, 2013
Just over half of parents purchase ebooks that are educational. #DBW pic.twitter.com/VYzTzYI6Uu
— Digital Book World (@DigiBookWorld) September 11, 2013
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