Longitudinal research
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
Newbury Park, Calif.
Sage
c1991.
|
| Sraith: | Sage university papers series. Quantitative applications in the social sciences
no.07-076 |
| Ábhair: |