@misc{indiciaef2df21ee2cad,
  title = {Correlational methods in research on human learning: an amplification.},
  author = {H P BECHTOLD},
  year = {1963},
  doi = {10.2466/pms.1963.16.3.831},
  url = {https://pubmed.ncbi.nlm.nih.gov/13970046/},
  note = {Source identifier: 13970046}
}