@misc{indiciae9972550db881,
  title = {Program evaluation in community psychology.},
  author = {C D Spielberger and B S Piacente and S E Hobfoll},
  year = {1976},
  doi = {10.1007/bf00885662},
  url = {https://pubmed.ncbi.nlm.nih.gov/1008043/},
  note = {Source identifier: 1008043}
}