پایان نامه با کلمات کلیدی ، irrational، procrastination Posted on 29 دسامبر 201829 دسامبر 2018 by mitra7--javid Facebook Personality and Individual Differences, 38, 1771–1780.Bridges, K. & Roig, M. (1997). Academic procrastination and irrational thinking: a re-examination with context control