http://dewey.info/scheme/edition/e23/ en
153.1 Memory and learning
153.15 Learning
153.152 Methods of learning 153.153 Factors in learning 153.154 Transfer of learning 153.158 Learning curves
http://dewey.info/scheme/edition/e22/ de
153.1 Ged├Ąchtnis und Lernen
153.15 Lernen
153.152 Lernmethoden 153.153 Lernfaktoren 153.154 Lerntransfer 153.158 Lernkurven
Dewey Decimal Classification
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