Coffey, J. (1978). Development of an open learning system in further education: A report. CET Council for Educational Technology.
Chicago-Zitierstil (17. Ausg.)Coffey, John. Development of an Open Learning System in Further Education: A Report. London: CET Council for Educational Technology, 1978.
MLA-Zitierstil (9. Ausg.)Coffey, John. Development of an Open Learning System in Further Education: A Report. CET Council for Educational Technology, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.