TY  - BOOK
TI  - Knowing more about valves
SN  - 81-7992-036-4
U1  - 621.2 
PY  - 2004///
CY  - Mumbai
PB  - Jaico
KW  - Hydraulic machinery
KW  - Machinery water power
KW  - Valves
N1  - Includes index; UBI
ER  -