Davies, T. C. (1977). Open learning systems for mature students: The report of an investigation undertaken for the Council for Educational Technology. Council for Educational Technology.
Chicago-Zitierstil (17. Ausg.)Davies, T. Charles. Open Learning Systems for Mature Students: The Report of an Investigation Undertaken for the Council for Educational Technology. London: Council for Educational Technology, 1977.
MLA-Zitierstil (9. Ausg.)Davies, T. Charles. Open Learning Systems for Mature Students: The Report of an Investigation Undertaken for the Council for Educational Technology. Council for Educational Technology, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.