Philippines (Republic). Bureau of the Census and Statistics & Philippines (Commonwealth) Bureau of the Census and Statistics. (1941). Yearbook of Philippine statistics. Bureau of Print.
Lua i Stíl Chicago (17ú heag.)Philippines (Republic). Bureau of the Census and Statistics agus Philippines (Commonwealth) Bureau of the Census and Statistics. Yearbook of Philippine Statistics. Manila: Bureau of Print, 1941.
Lua MLA (9ú heag.)Philippines (Republic). Bureau of the Census and Statistics agus Philippines (Commonwealth) Bureau of the Census and Statistics. Yearbook of Philippine Statistics. Bureau of Print, 1941.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.