National Fire Data Center, National Fire Prevention and Control Administration, U.S. Dept. of Commerce : for sale by the Supt. of Docs., U.S. Govt. Print. Off.1977 [i. e. 1978]<EG77-17>
U.S. Consumer Product Safety Commission, Directorate for Hazard Identification and Analysis-Epidemiology (HIE) , Division of Program Analysis1978.<AU-351-48>