TY - GEN AU - Perraton, Hilary, ed. AU - Lentell, Helen, ed. TI - Policy for open and distance learning T2 - World review of distance education and open learning SN - 0-415-26307-7 PB - Routeledge Falmer KW - DISTANCE STUDY KW - EDUCATIONAL POLICY KW - EDUCATIONAL PLANNING KW - ACCESS TO EDUCATION ER -