TY - BOOK AU - Perraton, Hilary TI - Secondary education at a distance T2 - (IEC Broadsheets on distance learning) SN - 0903632314 PY - 1983/// CY - Cambridge PB - International Extension College KW - Distance education KW - Education, Secondary KW - Education and training N1 - Includes bibliographical references; Chapter 1 The problem, 2 - Visionaries, 3 - Innovation, expansion and distance teaching, 4 - Face-to-face support, 5 - Mass media for secondary education, 6 - Success and failure, 7 - Conclusion ER -