@misc{indiciae2c4228b6f517,
  title = {Programmed textbooks in communication.},
  author = {T R King},
  year = {1967},
  doi = {10.1111/j.1460-2466.1967.tb01162.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6045137/},
  note = {Source identifier: 6045137}
}