APA-referens (7:e uppl.)

Simpson, R. Engineering a more accessible world. IEEE Engineering in medicine and biology magazine.

Chicago-referens (17:e uppl.)

Simpson, R.C. "Engineering a More Accessible World." IEEE Engineering in Medicine and Biology Magazine .

MLA-referens (9:e uppl.)

Simpson, R.C. "Engineering a More Accessible World." IEEE Engineering in Medicine and Biology Magazine, .

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