Essentials of motivation and behaviour changeChris Beedie; Paul Bedford; Hancox Jennie; Alfonso Jiménez; Gary Liguori; Nikos Ntoumanis; Bryan O'Rourke; Eleanor Quested; Thomas Rieger; Jussi Riekki; Mikko Rinta; Cecilie Thogersen-Ntoumani; Peter Wolfhagen
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