TY  - BOOK
AU  - Heckman,James J.
AU  - Singer,Burton
ED  - Social Science Research Council (U.S.)
TI  - Longitudinal analysis of labor market data
SN  - 0521304539
U1  - 331.12 
PY  - 1985///
CY  - Cambridge [Cambridgeshire], New York
PB  - Cambridge University Press
KW  - Labor supply
KW  - Longitudinal studies
KW  - Statistical methods
N1  - "Sponsored by the Social Science Research Council"--Verso t.p; Includes bibliographies and indexes
UR  - http://www.loc.gov/catdir/description/cam031/84023253.html
UR  - http://www.loc.gov/catdir/enhancements/fy0835/84023253-t.html
ER  -