TY  - BOOK
A1  - Pollack, J.M.
A1  - Atkins-Burnett, S.
A1  - Najarian, M.
A1  - Rock, D.A.
T1  - Early childhood longitudinal study, kindergarten class of 1998–99 (ECLS-K): Psychometric report for the fifth grade (NCES 2006-036)
Y1  - 2005
CY  - Washington, D.C.
PB  - US Department of Education

ER  -