TY  - GEN
AU  - Bronfenbrenner,Urie
TI  - The ecology of human development: experiments by nature and design 
SN  - 0674224566
PY  - 1979///
CY  - Cambridge, Mass., London
PB  - Harvard University Press
KW  - Environmental psychology
KW  - Child psychology
N1  - Bibl.: p.299-319. - Index
ER  -