TY  - BOOK
AU  - Martin Lauram W Ed.
AU  -  Nelson Katherine Ed.
AU  -  Tobach Ethel Ed.
TI  - Sociocultural psychology :  Theory and practice of doing and knowing.     
U1  - S8, N5 
PY  - 1995///
CY  - Cambridge
PB  - Cambridge University Press     
ER  -