TY  - BOOK
AU  - Feuerstein,Reuven
TI  - The dynamic assessment of retarded performers: the learning potential assessment device, theory, instruments, and techniques 
SN  - 0-8391-1505-9
U1  - 616.85880083 21E
PY  - 1979///
CY  - Baltimore
PB  - The University Park Press
N1  - Notes bibliogr
ER  -