TY  - BOOK
AU  -  Rangan, C S
AU  - Sarma, G R
TI  - Instumentation : devices & systems
SN  - 9780074633502
U1  - 681.2/RAN 
PY  - 1997///
CY  - New Delhi
PB  - Tata McGraw Hill 
N1  - includes appendix and index; N.E Books, Silchar
ER  -