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Make their day! : employee recognition that works ; proven ways to boost morale, productivity, and profits
Ventrice, Cindy, (2009)
Motivate and reward : performance appraisal and incentive systems for business success
Kressler, Herwig, (2003)
The carrot principle : how the best managers use recognition to engage their people, retain talent, and accelerate performance
Gostick, Adrian Robert, (2007)