@misc{indiciae12ffb72a9fc0,
  title = {A social class dependent factor in questionnaire research.},
  author = {S T Michael},
  year = {1973},
  doi = {10.1016/0022-3956(73)90010-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4730005/},
  note = {Source identifier: 4730005}
}