U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health, Division of Technical Services1977-<EL171-91>
国立国会図書館
- 一般注記...; for 1979- as DHHS (NIOSH) publication ; no. 80-139, etc.
- タイトル標目DHEW (NIOSH) publication ; no. 77-179, etc. DHHS (NIOSH) publication ; no. 80-139, etc.