共 50 条
- [2] GOAL DIFFICULTY AND ATTAINMENT INFORMATION - EFFECTS ON CHILDRENS ACHIEVEMENT BEHAVIORS [J]. HUMAN LEARNING, 1983, 2 (02): : 107 - 117
- [6] EFFECTS OF GOAL DIFFICULTY ON PERFORMANCE - A FIELD EXPERIMENT [J]. BEHAVIORAL SCIENCE, 1966, 11 (06): : 459 - &