TY  - BOOK
AU  - Letham, Gary P.
AU  - Wexley, Kenneth N.
TI  - INCREASING PRODUCTIVITY THROUGH PERFORMANCE APPRAISAL
U1  - 658.3125 
PY  - 1981///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Employees, Rating Of
N1  - Bibliography : P. 239-256
ER  -