Статья "Schoolbooks are flubbing facts" - http://www.nydailynews.com/front/story/45580p-42789c.html
Диана Равич (DIANE RAVITCH)
http://www.edexcellence.net/een/ravitch.html
http://homepages.nyu.edu/~dr19
The Textbook League
http://www.textbookleague.org
