TY  - BOOK
AU  - Rao, Y.V.N Mani, R.K etal. 
TI  - Performance appraisal and development system 
U1  - 621.37 RAO  
PY  - 1996///
CY  - Indian society for technical edu. 
PB  - New Delhi 
KW  - INSTRUMENT AND MEASURMENTATION
ER  -