Llwytho...
Reliability and validity assessment
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Printed Book |
| Iaith: | English |
| Cyhoeddwyd: |
London
Sage
1979
|
| Cyfres: | Quantitative applications in the social science
17 |
| Pynciau: |
| Disgrifiad Corfforoll: | 71p. |
|---|---|
| ISBN: | 0803913710 |