Philp, H. (1989). Barbs in the arrow: Explorations in early childhood education and care ; the Bernard van Leer Foundation: 1965 - 1986. Diogenes Educational Consultants.
Chicago-Zitierstil (17. Ausg.)Philp, Hugh. Barbs in the Arrow: Explorations in Early Childhood Education and Care ; the Bernard Van Leer Foundation: 1965 - 1986. Sydney: Diogenes Educational Consultants, 1989.
MLA-Zitierstil (9. Ausg.)Philp, Hugh. Barbs in the Arrow: Explorations in Early Childhood Education and Care ; the Bernard Van Leer Foundation: 1965 - 1986. Diogenes Educational Consultants, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.