Books by Wilhelm Thierry Preyer
Total count: 7
Naturwissenschaftliche Thatsachen und Probleme, populäre Vorträge.Paetel1880-01-01
Die Seele des KindesBeobachtungen über die geitige Entwicklung des Menschen in den ersten LebensjahrenEd. 3.Grieben1890-01-01
Mental development in the childD. Appleton1897-01-01
The mind of the childobservations concerning the mental development of the human being in the first years of lifeAppleton1919-01-01
The mind of the childobservations concerning the mental development of the human being in the first years of lifeAppleton1919-01-01