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Wilfred Russell Berger
1 books found
Books by Wilfred Russell Berger
The effect of competition on the self concept, peer social acceptance and work productivity of mental retardates in vocational training
Wilfred Russell Berger
⏱ 2h 10m
The effect of competition on the self concept, peer social acceptance and work productivity of mental retardates in vocational training
Wilfred Russell Berger
1976
130 pp.