@misc{indiciae67d36b85b65c,
  title = {A model for program evaluation and development.},
  author = {D G Putman and F C McCaslin and A Stewart and R M Senn and J Russell and D J Kiesler},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4808281/},
  note = {Source identifier: 4808281}
}