Classic writings on instructional technology

Manylion Llyfryddiaeth
Awduron Eraill:	Ely, Donald P.
Fformat:	Llyfr
Cyhoeddwyd:	Englewood, Colo. Libraries Unlimited 1996.
Cyfres:	Instructional technology series
Pynciau:	Educational technology. Instructional systems > Design. Teaching > Aids and devices. Audio-visual education.