SEAMEO. Regional Center for Educational Innovation and Technology2010-05-212010-05-211978http://hdl.handle.net/10625/43422Text1 v. (various pagings)enMASS EDUCATIONPRIMARY EDUCATIONNON-FORMAL EDUCATIONTEACHER TRAININGEDUCATIONAL PROJECTSSOUTHEAST ASIAProject IMPACT for Mass Primary Education : semi-annual report, July to December 1978Document