(1975). Two years on: The national development programme in computer assisted learning. Report of the director.
Chicago-Zitierstil (17. Ausg.)Two Years on: The National Development Programme in Computer Assisted Learning. Report of the Director. London, 1975.
MLA-Zitierstil (9. Ausg.)Two Years on: The National Development Programme in Computer Assisted Learning. Report of the Director. 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.