National Research Council (U.S.)., Committee on Equivalency and Linkage of Educational Tests.

Equivalency and linkage of educational tests = interim report/ by: Feuer, Michael J.; NetLibrary, Inc.; National Research Council (U.S.)., Committee on Equivalency and Linkage of Educational Tests.; National Assessment of Educational Progress (Project) (Language materials, printed)

Uncommon measures = equivalence and linkage among educational tests/ by: Feuer, Michael J.; National Research Council (U.S.)., Commission on Behavioral and Social Sciences and Education.; National Research Council (U.S.)., Committee on Equivalency and Linkage of Educational Tests.; NetLibrary, Inc.; National Assessment of Educational Progress (Project) (Electronic resources)