International yearbook of educational and instructional technology, 1988: association for educational and training technology edited by:Osborne, C.W. Harris, Duncan - London Kogan Page 1988 - 538p. Includes index ISBN: 1-85091-472-9 Subjects--Topical Terms: YearbooksEducational technology - 1988 Dewey Class. No.: RR 371.3305 INT;