Não informado. (2004). Education & Treatment of Children. Pressley Ridge School.
Chicago-Zitierstil (17. Ausg.)Não informado. Education & Treatment of Children. Pittsburgh, Pa: Pressley Ridge School, 2004.
MLA-Zitierstil (8. Ausg.)Não informado. Education & Treatment of Children. Pressley Ridge School, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.