Open learning: open minds.

(1990). Open learning: open minds. PubMed, 4(24), 55.

“Open learning: open minds.” PubMed, vol. 4, no. 24, 1990, p. 55.

1990. “Open learning: open minds.” PubMed 4 (24): 55.

(1990) ‘Open learning: open minds’, PubMed, 4(24), p. 55.

@article{anon1990open,
  title = {{Open learning: open minds.}},
  journal = {PubMed},
  volume = {4},
  number = {24},
  pages = {55},
  year = {1990}
}