Hillenbrand, James M. 2003. Illustrations of the IPA: American English: Southern Michigan. Journal of the International Phonetic Association 33. 121–126. Cambridge University Press.
@article{eng_hillenbrand2003, author = {Hillenbrand, James M.}, journal = {Journal of the International Phonetic Association}, number = {1}, pages = {121–126}, publisher = {Cambridge University Press}, title = {Illustrations of the IPA: American English: Southern Michigan}, volume = {33}, year = {2003} }