Stamford, Conn. : Cooper and Co. ; Washington, D.C. : For sale by the Superintendent of Documents, U.S. Government Printing Office, 1970
Physical Details
xvii, 188 pages : illustrations, forms ; 27 cm
OCLC
ocm00544128
"April, 1970."
Study performed under contract from the U.S. Dept. of Health, Education, and Welfare, Social and Rehabilitation Service, Office of Research, Demonstrations, and Training, Division of Intramural Research, Social Welfare Manpower Research Branch (Contract SRS 69-11).
"SRS-148-June 1970"--page 4 of cover.
Includes bibliographical references (pages 186-188).