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Helen Lois Koch
4 cilt bulundu.
Cilt sonuçları
A study of the test-performance of American, Mexican and Negro children
Helen Lois Koch · The Psychological review company
116 sayfa · 1926
Educational tests and measurements / Psychological tests / Intelligence tests
The relation of certain formal attributes of siblings to attitudes held toward each other and toward their parents
Helen Lois Koch · Kraus Reprint
124 sayfa · 1960
Attitude (Psychology) / Brothers and sisters / Parent and child