@misc{indiciae85a89835f17c,
  title = {Non-A, non-B types: a parable for behaviorists.},
  author = {A P Shapiro},
  year = {1979},
  doi = {10.1097/00006842-197908000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/504537/},
  note = {Source identifier: 504537}
}