Über Abstraktion
Subtitle: eine psychologisch-pädogogische Monographie
By: von Bruno Maennel.
Publisher: C. Bertelsmann
Published: 1890
Place of publication: Gütersloh
Language: ger
Number of pages: 63
Subjects: Abstraction.; Educational psychology.
Notes: Bibliography: p. [62]-63.
Originally presented as the author's thesis (doctoral)--Universität Jena, 1890.