Dyfyniad APA

(2007). Mapping 2005 State Proficiency Standards Onto the NAEP Scales. U.S. Department of Education.

Dyfyniad Arddull Chicago

Mapping 2005 State Proficiency Standards Onto the NAEP Scales. U.S. Department of Education, 2007.

Dyfyniad MLA

Mapping 2005 State Proficiency Standards Onto the NAEP Scales. U.S. Department of Education, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.