Não informado. (2002). Child Life. Benjamin Franklin Literary and Medical Society.
Chicago-Zitierstil (17. Ausg.)Não informado. Child Life. Indianapolis, Ind: Benjamin Franklin Literary and Medical Society, 2002.
MLA-Zitierstil (8. Ausg.)Não informado. Child Life. Benjamin Franklin Literary and Medical Society, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.