TY  - BOOK
AU  - KLAHR, David (ed)
TI  - Cognition and instruction
SN  - 0470152265
PY  - 1976///
CY  - New York
PB  - John Wiley and Sons
KW  - Learning, psychology of
KW  - Cognition
N1  - Includes bibliographical references and index
ER  -