401 Philosophy and theory; international languages
401.9 Psychological principles, language acquisition, speech perception
401.93 Language acquisition 401.95 Speech perception de
401 Philosophie und Theorie; internationale Sprachen
401.9 Psychologische Prinzipien, Spracherwerb, Sprachverstehen
401.93 Spracherwerb 401.95 Sprachverstehen
Dewey Decimal Classification
Creative Commons License
This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 Unported License by OCLC Online Computer Library Center, Inc. Permissions beyond the scope of this license may be available at here. All copyright rights in the Dewey Decimal Classification system are owned by OCLC. Dewey, Dewey Decimal Classification, DDC, OCLC and WebDewey are registered trademarks of OCLC.