@phdthesis{Unger2012,
  author      = {Julia Unger},
  title       = {The Immediate and Long-term Effects of Altered Auditory Feedback (AAF) on the Characteristics of Persistent Developmental Stuttering},
  type        = {doctoralthesis},
  school      = {P{\"a}dagogische Hochschule Heidelberg},
  year        = {2012},
}