@misc{indiciaefb7af2f9101f,
  title = {Experimental modification of dramatic play.},
  author = {H R Marshall and S C Hahn},
  year = {1967},
  doi = {10.1037/h0024187},
  url = {https://pubmed.ncbi.nlm.nih.gov/6031225/},
  note = {Source identifier: 6031225}
}