Não informado. (1976). Occupational Health and Safety. Stevens Publishing.
Citace podle Chicago (17th ed.)Não informado. Occupational Health and Safety. Waco, Tex: Stevens Publishing, 1976.
Citace podle MLA (8th ed.)Não informado. Occupational Health and Safety. Stevens Publishing, 1976.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..