TY  - BOOK
AU  - Osborne, C W (ed)
TI  - International yearbook of educational and instructional technology 1986/87: association for educational and training technology
SN  - 0-89397-239-8
U1  - R371.3078 A.E.T.T. 
PY  - 1986///
CY  - Kogan Page Ltd, London
ER  -