@misc{indiciaed7077b2eec73,
  title = {Experimenter role effects on children's task performance and perception.},
  author = {S A Allen and P S Spear and J Johnson},
  year = {1969},
  doi = {10.1111/j.1467-8624.1969.tb06022.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5787703/},
  note = {Source identifier: 5787703}
}