TY  - BOOK
AU  - Rangan, C.S .
AU  - Mani,V S V  .
AU  - Sarma,G.R  .
TI  - Instrumentation devices and systems / 
U1  - 621.371 
PY  - 1985///
CY  -  : 
PB  - Tata Mc-Graw Hill Publishing Company , 
ER  -