TY  - BOOK
AU  - Higgins E Tory Ed.
AU  -  Hartup Willard W Ed.
AU  -  Ruble Diane N Ed.
TI  - Social cognition and social development :  A sociocultural perspective.     
U1  - S8:4, M3 
PY  - 1983///
CY  - Cambridge
PB  - Cambridge University Press     
ER  -