Proctor, LeslieBarnett, William George2018-09-062018-09-061963Proctor, L., & Barnett, W.G. (1962/1963). Deus ex machina: A review of recent developments in automated teaching. Symposium: A Journal for Education in Southern Africa, pp. 9-13.https://hdl.handle.net/10539/25555ArticleenUniversity of the WitwatersrandTeaching machinesTeaching – Aids and devices – 1963Programmed instruction – 1963Article