TY  - RPRT
TI  - Harmonizing self-directed and teacher-directed approaches to learning.
AU  - D F Bell
AU  - D L Bell
PY  - 1983
DO  - 10.1097/00006223-198300810-00015
UR  - https://pubmed.ncbi.nlm.nih.gov/6550210/
ID  - 6550210
ER  -