TY  - RPRT
TI  - Age and gender differences in children's self- and task perceptions during elementary school.
AU  - J Eccles
AU  - A Wigfield
AU  - R D Harold
AU  - P Blumenfeld
PY  - 1993
UR  - https://pubmed.ncbi.nlm.nih.gov/8339698/
ID  - 8339698
ER  -