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Two worlds of childhood : U. S. and U. S. S. R
Bronfenbrenner, Urie, (1971)
Wandel der amerikanischen Kindererziehung
Bronfenbrenner, Urie, (1965)
Patterns of parent behaviour in the United States of America and the Federal Republic of Germany: a crossnational comparison
Devereux jr., Edward C., (1962)