Cita APA (7a ed.)
(1954). The President's Conference on occupational safety: Proceedings, May 4-6, 1954.
Cita Chicago Style (17a ed.)
The President's Conference on Occupational Safety: Proceedings, May 4-6, 1954. [Washington], 1954.
Cita MLA (9a ed.)
The President's Conference on Occupational Safety: Proceedings, May 4-6, 1954. 1954.
Precaución: Estas citas no son 100% exactas.