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Author: Alfie Kohn [ All ]

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  Title Copies
No Contest: The Case Against Competition 
Edition: 2nd, Revised 
Year: 1992 
ISBN: 0395631254 
ISBN 13: 9780395631256 
 2 
Punished by Rewards: The Trouble With Gold Stars, Incentive Plans, A's, Praise and Other Bribes 
Edition: Later Printing 
Year: 1993 
ISBN: 0395710901 
ISBN 13: 9780395710906 
 1 
Unconditional Parenting: Moving from Rewards and Punishments to Love and Reason 
Edition: 1 
Year: 2006 
ISBN: 0743487486 
ISBN 13: 9780743487481 
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