@misc{indiciaeb658dea33ba4,
  title = {A case study in discrimination learning.},
  author = {D K Pumroy and S S Pumroy},
  year = {1967},
  doi = {10.1080/00221325.1967.10533719},
  url = {https://pubmed.ncbi.nlm.nih.gov/6030024/},
  note = {Source identifier: 6030024}
}