TY  - BOOK
AU  - MARUTJE GESIENA LOOTS PAULINE
TI  - SOCIAL RELATIONSHIPS IN GROUP OF CHILDREN:  : AN OBSERVATIONAL STUDY 
PY  - 1985///
CY  - UTRECHT
PB  - DRUKKERIJ ELINKWIJK B. V. 
KW  - CHILD AND ADOLESCENT DEVELOPMENT
ER  -