APA
(1984). BS 5944-4:1984-Measurement of airborne noise from hydraulic fluid power systems and components Part 4: Method of determining sound power levels from valves controlling flow and pressure. London: British Standards Institution.
Chicago
1984. BS 5944-4:1984-Measurement of airborne noise from hydraulic fluid power systems and components Part 4: Method of determining sound power levels from valves controlling flow and pressure. London: British Standards Institution.
Harvard
(1984). BS 5944-4:1984-Measurement of airborne noise from hydraulic fluid power systems and components Part 4: Method of determining sound power levels from valves controlling flow and pressure. London: British Standards Institution.
MLA
BS 5944-4:1984-Measurement of airborne noise from hydraulic fluid power systems and components Part 4: Method of determining sound power levels from valves controlling flow and pressure. London: British Standards Institution. 1984.