@misc{indiciaeda532149cb15,
  title = {"Good-bye, teacher...".},
  author = {F S Keller},
  year = {1968},
  doi = {10.1901/jaba.1968.1-79},
  url = {https://pubmed.ncbi.nlm.nih.gov/16795164/},
  note = {Source identifier: 16795164}
}