Briefly: Education Big Savings for U.S. Students in Open-Source Book Program By D.D. GUTTENPLAN Published: February 12, 2012 Students worried about the rising cost of college textbooks <http://topics.nytimes.com/topics/reference/timestopics/subjects/t/textbooks/...> are about to get a break. Connexions, an initiative at Rice University <http://topics.nytimes.com/top/reference/timestopics/organizations/r/rice_uni...> in Houston devoted to producing textbooks using open-source materials, will produce free textbooks for five of the most-attended subjects in American colleges. [...] Continua qui: http://www.nytimes.com/2012/02/13/us/big-savings-for-us-students-in-open-sou...