Callus, A. (2013). Becoming self-advocates: People with intellectual disability seeking a voice. Lang.
Chicago-Zitierstil (17. Ausg.)Callus, Anne-Marie. Becoming Self-advocates: People with Intellectual Disability Seeking a Voice. Oxford ; Berlin [u.a.]: Lang, 2013.
MLA-Zitierstil (9. Ausg.)Callus, Anne-Marie. Becoming Self-advocates: People with Intellectual Disability Seeking a Voice. Lang, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.