TY  - GEN
AU  - Lissitz, Robert W.
TI  - (The) concept of validity : revisions, new directions, and applications
SN  - 9781607522270
AV  - LB 3060.7
PY  - 2009///
PB  - Information Age Publishing
KW  - Examinations - Validity
N1  - 25621
ER  -