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4181
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4182
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4183
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4184
Pupil-directed versus teacher directed classrooms changes in work-study skills at three achievement levels
Wydane 1973Praca dyplomowa -
4185
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4186
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4187
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4188
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4189
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4190
Appointments of public school teachers in Tarlac (1966-1972) a critical analysis
Wydane 1973Książka