Ferri, E., & Saunders, A. (1991). Parents, professionals and pre-school centres: A study of Barnardo's provision. National Children's Bureau.
Chicago-Zitierstil (17. Ausg.)Ferri, Elsa, und Anne Saunders. Parents, Professionals and Pre-school Centres: A Study of Barnardo's Provision. London: National Children's Bureau, 1991.
MLA-Zitierstil (9. Ausg.)Ferri, Elsa, und Anne Saunders. Parents, Professionals and Pre-school Centres: A Study of Barnardo's Provision. National Children's Bureau, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.