Psychology of education current issues and research.

Manylion Llyfryddiaeth
Prif Awdur:	Clark, Donald Henry 1930- comp
Fformat:	Llyfr
Iaith:	Saesneg
Cyhoeddwyd:	New York Free Press [1967].
Cyfres:	Current issues and research in education
Pynciau:	Educational psychology. Educational innovations.