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Washington, DC : Office of Research, Office of Educational Research and Improvement, U.S. Dept. of Education : For sale by the U.S. G.P.O., Supt. of Docs., 1992
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Bằng Meshkov, Natalia K.
Argonne, Ill. : Division of Educational Programs, Argonne National Laboratory, 1990
Argonne, Ill. : Division of Educational Programs, Argonne National Laboratory, 1990
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Rockville, Md. : Washington, D.C. : U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute of Mental Health, Division of Biometry and Applied Sciences ; For sale by Supt. of Docs., U.S. G.P.O., 1989
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Rockville, Md. : Washington, D.C. : United States Department of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute on Alcohol Abuse and Alcoholism ; For sale by the Superintendent of Documents, United States Government Printing Office, 1984
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