Journal of Human Ergology
Online ISSN : 1884-3964
Print ISSN : 0300-8134
ISSN-L : 0300-8134
A STATISTICAL ANALYSIS OF THE FACTORS THAT DETERMINE THE AGE AT WHICH BABIES START WALKING
Hiroko IWATA
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1991 Volume 20 Issue 1 Pages 27-40

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© Human Ergology Society
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