TY - BOOK AU - Perraton,H.D. TI - Open and distance learning in the developing world SN - 0415393973 (hbk.) PY - 2007/// CY - London PB - Routledge KW - Distance education KW - Developing countries KW - Open learning N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/toc/ecip0615/2006020720.html ER -