APA aipamena

Jacobs, H. H. (2010). Curriculum 21: Essential education for a changing world. ASCD.

Chicago Style aipamena

Jacobs, Heidi Hayes. Curriculum 21: Essential Education for a Changing World. Alexandria, VA: ASCD, 2010.

MLA aipamena

Jacobs, Heidi Hayes. Curriculum 21: Essential Education for a Changing World. ASCD, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.