(2007). Aligning Science Standards: Arkansas & the 2009 National Assessment of Educational Progress. Regional Educational Laboratory Program.
Čikaški stil citiranja (17. izdanje)Aligning Science Standards: Arkansas & the 2009 National Assessment of Educational Progress. Regional Educational Laboratory Program, 2007.
MLA način citiranja (9. izdanje)Aligning Science Standards: Arkansas & the 2009 National Assessment of Educational Progress. Regional Educational Laboratory Program, 2007.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.