Braker, William, Effects of exposure to toxic gases : first aid and medical treatment / by William Braker, Allen L. Mossman, and David Siegel. - 2d ed. - Lyndhurst, N.J. : Matheson, c1977. - vi, 172 p. ; 24 cm. Subjects--Index Terms: Industrial Hygiene--Chemistry Dewey Class. No.: 615.91 / BRA