(2014). 2012 survey of employment in establishments with 20 or more workers: Statistics on agency-hired workers (third of a four-part series). Labstat Updates.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)"2012 Survey of Employment in Establishments with 20 or More Workers: Statistics on Agency-hired Workers (third of a Four-part Series)." Labstat Updates 2014.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)"2012 Survey of Employment in Establishments with 20 or More Workers: Statistics on Agency-hired Workers (third of a Four-part Series)." Labstat Updates, 2014.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.