Contributions to a history of developmental psychology - International William T. Preyer Symposium (1982 : Jena); Eckardt, Georg; Bringmann, Wolfgang G; Sprung, Lothar (New York : Mouton Publishers, 1985)
Includes index
Keywords: Preyer, William T., -- 1841-1897 -- Congresses; Developmental psychology -- History -- Congresses