APA (7th ed.) Zitazioa

Kendall, J. S. (2011). Understanding common core state standards. ASCD.

Chicago Style (17th ed.) Zitazioa

Kendall, John S. Understanding Common Core State Standards. Alexandria, Va.: ASCD, 2011.

MLA (9th ed.) Zitazioa

Kendall, John S. Understanding Common Core State Standards. ASCD, 2011.