3Johnmarshall R, Hyungshim J, Pat H, et al. Provi- ding a Rationale in an Autonomy-Supportive Way as a Strategy to Motivate Others During an Unin- teresting Activity [J]. Motivation and Emotion, 2002,26(3) :183 - 207.
4Ro H K, et al. Between-college Effects on Students Reconsidered[J]. Research in Higher Education,2013(54):253 -282.
