@misc{indiciae8d8e58ec191c,
  title = {Evaluating a programmed text for training food service employees.},
  author = {S Sumbingco and R Middleton and S Konz},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5779539/},
  note = {Source identifier: 5779539}
}