Não informado. (1991). Professional care mother & child. Professional, Managerial & Healthcare Publications.
Chicago-Zitierstil (17. Ausg.)Não informado. Professional Care Mother & Child. London: Professional, Managerial & Healthcare Publications, 1991.
MLA-Zitierstil (8. Ausg.)Não informado. Professional Care Mother & Child. Professional, Managerial & Healthcare Publications, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.