@misc{indiciaeb1f4bd36b840,
  title = {Purpose and learning theory.},
  author = {O K MOORE and D J LEWIS},
  year = {1953},
  doi = {10.1037/h0061820},
  url = {https://pubmed.ncbi.nlm.nih.gov/13056107/},
  note = {Source identifier: 13056107}
}