(1969). Vocational education and occupations. Office of Education, U.S. Department of Health, Education, and Welfare ...
Chicago-Zitierstil (17. Ausg.)Vocational Education and Occupations. Washington: Office of Education, U.S. Department of Health, Education, and Welfare .., 1969.
MLA-Zitierstil (9. Ausg.)Vocational Education and Occupations. Office of Education, U.S. Department of Health, Education, and Welfare .., 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.