Elements of physiological psychology;...(thoroughly rev. and re-written) by George Trumbull Ladd, & Robert Sessions WoodworthGeorge Trumbull Ladd, Robert Sessions Woodworth · First published 1915 · Latest edition 2023Open the Tome
Das Leib-seele-problem bei George Trumbull Ladd und William McDougallVincent A. Fochtman · First published 1928Open the Tome
