References
- How to write a distance learning course, R. Lewis, G. Jones. Council for Educational Technology. 1980
- Manwaring G. Teaching educational technology at a distance. Aspects of Educational Technology, F. Percival, H. I. Ellington. Kogan Page, London 1981
- Manwaring G. The design of materials for distant study. 1982, Scottish Education Department Occasional Paper. (In the press.)