• Book cover of: Validity and Social Experimentation. By: Leonard Bickman

Validity and Social Experimentation

Leonard Bickman

€178,24
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Validity and Social Experimentation

Focuses on Donald Campbell's contributions to the concept of validity and the more activist side of his thinking, social experimentation.

Book cover of: Validity and Social Experimentation. By: Leonard Bickman

Validity and Social Experimentation

€178,24
€178,24 €183,75