TY  - BOOK
AU  - Nagnusson, David
TI  - Problems and Methods in Longitudinal Research Stability and Change
SN  - 9780521467322
U1  - 150.72 
PY  - 1989///
CY  - xiv.,351.pages
PB  - illustrations
KW  - Longitudinal Method
KW  - Psychology - Research - Methodology
KW  - Psychology - Longitudinal Studies
KW  - Developmental psychology - Longitidunal Studies
ER  -