TY  - GEN
AU  - Johnson, Robert L.
AU  - Penny, James A. (jt.auth)
AU  - Gordon, Belita (jt.auth)
TI  - Assessing performance : : designing, scoring, and validating performance tasks
SN  - 9781593859886
U1  - 658.3125 
PY  - 2009///
CY  - New York
PB  - The guilford press
KW  - Employees-Rating of
KW  - Education evaluation
KW  - Performance-Evaluation
ER  -