TY  - SER
AU  - Schuman, Howard
TI  - Public Opinion Quarterly Vol 55 No. 3 - 4 1991
PY  - 1991///
PB  - University of Chicago Press, Chicago
KW  - Sociology
KW  - Journal, Public, Opinion, Quarterly, Vol 55, No. 3 - 4, 1991
ER  -