title: Attribution of education outcome by professional and nonprofessional instructors.
mesh_terms: D000124:Achievement; D001288:Attention; D001290:Attitude; D002648:Child; D003674:Defense Mechanisms; D004521:Educational Measurement; D004532:Ego; D006801:Humans; D008297:Male; D009042:Motivation; D012649:Self Concept; D013334:Students; D013663:Teaching