@misc{indiciae5a5d18707a4b,
  title = {Intervention techniques: small groups.},
  author = {K W Back},
  year = {1974},
  doi = {10.1146/annurev.ps.25.020174.002055},
  url = {https://pubmed.ncbi.nlm.nih.gov/4592895/},
  note = {Source identifier: 4592895}
}