Ladefoged 1989

Ladefoged, Peter. 1989. Illustrations of the IPA: American English. Journal of the International Phonetic Association 19. 41–44. Cambridge University Press.

@article{eng_ladefoged1989,
  author    = {Ladefoged, Peter},
  journal   = {Journal of the International Phonetic Association},
  number    = {2},
  pages     = {41–44},
  publisher = {Cambridge University Press},
  title     = {Illustrations of the IPA: American English},
  volume    = {19},
  year      = {1989}
}