Philippines. Philippine Statistics Authority. (1984). Integrated survey of households bulletin: Labor force, series no.54. Philippine Statistics Authority.
Lua i Stíl Chicago (17ú heag.)Philippines. Philippine Statistics Authority. Integrated Survey of Households Bulletin: Labor Force, Series No.54. Manila: Philippine Statistics Authority, 1984.
Lua MLA (9ú heag.)Philippines. Philippine Statistics Authority. Integrated Survey of Households Bulletin: Labor Force, Series No.54. Philippine Statistics Authority, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.