TY  - BOOK
AU  - Cowie Helen Ed.
AU  -  Aalsvoort Geerdina Van Der Ed.
TI  - Social interaction in learning and instruction: The meaning of discourse for the construction of knowledge
T2  - Advances in learning and instruction series
SN  - 0 08 043597 1
PY  - 2000///
CY  - Oxford, UK 
PB  - Elsevier Science
ER  -