BAKER EDWARD L. [red.] 298,924 Surveillance in occupational health and safety / ed. Edward L. Baker ; ass. ed. Richard L. Ehrenberg, Todd M. Frazier, David H. Wegman ; technical ed. Mary Ann Fenley ; assistent ed. Linda A. Webb. -[Washington : American Public Health Association, Inc., 1989]. - 63 s. : il. ; 28 cm (American Journal of Public Health, ISSN 0090-0036 ; vol. 79, suppl., 1989)