APA aipamena

(2008).  Occupational outlook handbook.  U.S. Dept. of Labor, Bureau of Labor Statistics.

Chicago Style aipamena

 Occupational Outlook Handbook.  U.S. Dept. of Labor, Bureau of Labor Statistics, 2008.

MLA aipamena

 Occupational Outlook Handbook.  U.S. Dept. of Labor, Bureau of Labor Statistics, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.