Artificial corrections to deaf speech studies in intelligibility
  MLA
  Maassen, Ben. Artificial Corrections to Deaf Speech Studies In Intelligibility. Enschede: Sneldruk, 1985.
  APA
  Maassen, B. (1985). Artificial corrections to deaf speech studies in intelligibility. Enschede: Sneldruk.
  Chicago
  Maassen, Ben Artificial Corrections to Deaf Speech Studies In Intelligibility. Enschede: Sneldruk, 1985.