TY  - BOOK
AU  - 
AU  - Wittrock, M. C.;Baker, Eva L.,
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0139069917 (paperback)
SN  - 2
PY  - 1991///.;copyright 1991.46
CY  - Englewood Cliffs, New Jersey
PB  - Prentice Hall
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Cognition.;Educational tests and measurements
N1  - Includes bibliographical references and index; 5; Professional
ER  -