TY - BOOK AU - Perraton,Hillary D. TI - Open and distance learning in the developing world T2 - Routledge studies in distance education SN - 0415393973 U1 - 371.35091724 21E PY - 2007/// CY - New York, London PB - Routledge KW - Distance education KW - Developing countries KW - Open learning N1 - Index; Bibliogr. p. 214-231 ER -