期刊名称：The International Review of Research in Open and Distributed Learning
印刷版ISSN：1492-3831
出版年度：2011
卷号：12
期号：5
页码：18-26
语种：English
出版社：AU Press
摘要：Many college students and their families are concerned about the high costs of textbooks. A company called Flat World Knowledge both gives away and sells open-source textbooks in a way it believes to be financially sustainable. This article reports on the financial sustainability of the Flat World Knowledge open-source textbook model after one year of operation.
关键词：Open educational resources; open textbooks; electronic textbooks; Flat World Knowledge; open access; sustainability
