The foreign-born population in the United States, March 1999

by Brittingham, Angela.
Published: [U.S. Dept. of Commerce, Economics and Statistics Administration, U.S. Census Bureau]: [[Supt. of Docs., U.S. G.P.O., distributor], 2000

Evaluating components of international migration. Foreign-born emigrants

by Mulder, Tammany J.
Published: Population Division, U.S. Census Bureau, 2002

Drug use among U.S. workers : prevalence and trends by occupation and industry categories

by Hoffmann, John P.
Published: Substance Abuse and Mental Health Services Administration, Office of Applied Studies, U.S. Dept. of Health and Human Services, Public Health Service ; [Supt. of Docs., U.S. G.P.O., distributor], 1996

Worker drug use and workplace policies and programs : results from the 1994 and 1997 National household survey on drug abuse

by Zhang, Zhiwei, 1964-
Published: Dept. of Health and Human Services, Substance Abuse and Mental Health Services Administration, 1999