TY  - BOOK
AU  - Magnusson, David.
AU  - Bergman, Lass R.
TI  - Data quality in longitudinal research /ed. by David Magnusson and Lass R. Bergman
SN  - 052138091X
U1  - 001.42 
PY  - 1990///
CY  - New York
PB  - CUP
ER  -