Chilman, Catherine S.
Bethesda, Md. : U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Institutes of Health ; Washington : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.
Snedeker, Bonnie B.
Washington, D.C. : U.S. Dept. of Labor, Employment and Training Administration, Office of Youth Programs : For sale by the Supt. of Docs., U.S. G.P.O., 1980.