TY  - RPRT
TI  - Correlational methods in research on human learning: an amplification.
AU  - H P BECHTOLD
PY  - 1963
DO  - 10.2466/pms.1963.16.3.831
UR  - https://pubmed.ncbi.nlm.nih.gov/13970046/
ID  - 13970046
ER  -