@book{ 0-1145458270, title = {Psychologie}, author = {Messer, August}, address = {Leipzig}, publisher = {Meiner}, year = {1928}, edition = {4., um einen Anh. erw. Aufl.}, language = {German}, note = {In Fraktur}, url = {https://katalog.hgb-leipzig.de/Record/0-1145458270} }