TY - BOOK AU - Perraton,H.D. AU - Lentell,Helen TI - Policy for open and distance learning SN - 0415263069 AV - LC5800 .P64 2004 PY - 2004/// CY - New York PB - Taylor and Francis KW - Distance education KW - Cross-cultural studies KW - Open learning KW - Educational planning ER -