Piers Steel, The Procrastination Equation: How to Stop Putting Things Off and Start Getting Things Done (HarperCollins, 2011). – Прим. авт.
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Timothy A. Pychyl, Jonathan M. Lee, Rachelle Thibodeau, and Allan Blunt, «Five Days of Emotion: „An Experience Sampling Study of Undergraduate Student Procrastination“», Journal of Social Behavior and Psychology 15 (2000): 239–254. – Прим. авт.
