The Journal of Psychology · 1940 · 35 citations · 6 references
Social SciencesEducational PsychologyPsychologyChild DevelopmentCognitive DevelopmentDevelopmental PsychologyCategorization DevelopmentConcept DevelopmentConcept FormationConcept SystemsEarly ChildhoodSelf-conceptDevelopmental Stage StructureHierarchical Concept StructuresSemantic Category Development
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Statistical Methods for Research Workers
American Journal of Clinical Pathology · 1945 · 11.1K citations
Statistics in Psychology and Education
Henry E. Garrett · The American Journal of Psychology · 1947 · 1.6K citations
Reasoning in rats and human beings.
Norman R. F. Maier · Psychological Review · 1937 · 45 citations