@misc{indiciae568a2fa1c2b1,
  title = {Reciprocity for harm done.},
  author = {B Helm and T V Bonoma and J T Tedeschi},
  year = {1972},
  doi = {10.1080/00224545.1972.9918651},
  url = {https://pubmed.ncbi.nlm.nih.gov/5033950/},
  note = {Source identifier: 5033950}
}