Institution, 8. B. S. (1983). Precision vernier depth gauges. London : British Standards Institution.
Cita Chicago (17th ed.)Institution, 8096 British Standards. Precision Vernier Depth Gauges. London : British Standards Institution, 1983.
Cita MLA (9th ed.)Institution, 8096 British Standards. Precision Vernier Depth Gauges. London : British Standards Institution, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.