Ruth Wendell Washburn1890 · 7 obras en el catálogoObrasCChildren have their reasonsChildren have their reasons1942CChildren know their friendsChildren know their friends1949WWisdom begins at birthWisdom begins at birth1967RRe-education in a nursery groupRe-education in a nursery group1944FFacial expression in children: three studiesFacial expression in children: three studiesMMonographs on infancyMonographs on infancyAA study of the smiling and laughing of infants in the first A study of the smiling and laughing of infants in the first year of life
AA study of the smiling and laughing of infants in the first A study of the smiling and laughing of infants in the first year of life