TY  - BOOK
AU  - Gifford,Bernard R.,ed
AU  - O'Connor,Mary Catherine,ed
TI  - Changing assessments: alternative views of aptitude, achievement and instruction 
T2  - Evaluation in education and human services
SN  - 0-7923-9177-2
AV  - LB3051 Ch35
PY  - 1992///
CY  - Boston
PB  - Kluwer Academic
N1  - Incluye bibliografia
ER  -