TY  - BOOK
AU  - 
TI  - Valves : principles and practice
SN  - 9788179928950
U1  - 621.6 VAL-V 
PY  - 2008///
CY  -  India
PB  -  Jaico Publishing House
KW  - ﾠ
KW  - Valuesﾠ
ER  -