NIOSH manual of sampling data sheets
Subtitle: supplement to the 1977 ed.
By: William A. Heitbrink, coordinator.
Contributors: Heitbrink, William A.
Series: DHEW (NIOSH) publication -- no.78-189
Publisher: U.S. Department of Health, Education, and Welfare
Published: 1978
Place of publication: Cincinnati, Ohio
Language: eng