Association for Supervision and Curriculum Development & Jacobs, H. H. (2010). Curriculum 21: Essential education for a changing world. Association for Supervision and Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Association for Supervision and Curriculum Development und Heidi Hayes Jacobs. Curriculum 21: Essential Education for a Changing World. Alexandria, Va: Association for Supervision and Curriculum Development, 2010.
MLA-Zitierstil (9. Ausg.)Association for Supervision and Curriculum Development und Heidi Hayes Jacobs. Curriculum 21: Essential Education for a Changing World. Association for Supervision and Curriculum Development, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.