TY  - BOOK
AU  - Smelser, Neil J ,
AU  - Baltes, Paul B,
TI  - International encyclopedia of the social & behavioral sciences vol.15 
SN  - 9780080430768
U1  - 300.3 
PY  - 2010///
CY  - Oxford
PB  - Elsevier
KW  - Social sciences
ER  -