The United States Department of Labor. (2008). Occupational Outlook Handbook 2008-09 Edition (Occupational Outlook Handbook ). U.S.A: MC Graw Hill.
Chicago-stil citatThe United States Department of Labor. Occupational Outlook Handbook 2008-09 Edition (Occupational Outlook Handbook ). U.S.A: MC Graw Hill, 2008.
MLA-referensThe United States Department of Labor. Occupational Outlook Handbook 2008-09 Edition (Occupational Outlook Handbook ). U.S.A: MC Graw Hill, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.