TY  - BOOK
AU  - Carmines,Edward G.
AU  - Zeller,Richard A  .
TI  - Reliability and validity assessment / 
SN  - 9780803913714
U1  - 519.287 
PY  - 1979///
CY  - London : 
PB  - Sage Publications , 
KW  - RELIABILITY
N1  - NULL
ER  -