The schooling practices that matter most

Manylion Llyfryddiaeth
Prif Awdur:	Cotton, Kathleen
Awdur Corfforaethol:	United States. Office of Educational Research and Improvement
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Portland, Or. Northwest Regional Educational Laboratory c2000.
Pynciau:	Educational planning. School management and organization.