(2007). 2006 survey of employment in non-agricultural establishments (first of a series on 2006 BITS). Labstat Updates.
Chicago Style aipamena"2006 Survey of Employment in Non-agricultural Establishments (first of a Series on 2006 BITS)." Labstat Updates 2007.
MLA aipamena"2006 Survey of Employment in Non-agricultural Establishments (first of a Series on 2006 BITS)." Labstat Updates, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.