TY  - SER
TI  - Learning and instruction
SN  - 0959-4752
PY  - 1991///
CY  - Oxford
PB  - Pergamon Press
KW  - Learning
KW  - Periodicals
N1  - UKM : v.1 (1991)-
UR  - http://www.sciencedirect.com
ER  -