American College of Occupational and Environmental Medicine. (2004). Journal of Occupational and Environmental Medicine. Williams & Wilkins.
Citação do estilo Chicago (17ª ed.)American College of Occupational and Environmental Medicine. Journal of Occupational and Environmental Medicine. Baltimore, Md: Williams & Wilkins, 2004.
Citação MLA (8ª ed.)American College of Occupational and Environmental Medicine. Journal of Occupational and Environmental Medicine. Williams & Wilkins, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.