MANPOWER UTILIZATION FOR THE FUTURE.
D006233:Persons with Disabilities; D004495:Education of Persons with Intellectual Disabilities; D006801:Humans; D019989:Persons with Intellectual Disabilities; D014481:United States; D014829:Vocational Education; D014830:Vocational Guidance
EDUCATION OF MENTALLY RETARDED; HANDICAPPED; UNITED STATES; VOCATIONAL EDUCATION; VOCATIONAL GUIDANCE