TY - BOOK AU - TI - Intelligence and affectivity in early childhood: an experimental study of Jean Piaget's object concept and object relations U1 - 155.413 PY - 1965/// CY - New York PB - International Universities Press KW - Piaget, Jean, KW - Cognition in children KW - Object relations (Psychoanalysis) KW - Emotions in children KW - Intellect N1 - Translation of Intelligence et affectivité chez le jeune enfant; Bibliography: p. 215-230 ER -