Hufana, L. J. (1979). Projections of housing needs by region and province, 1970-2000. National Economic and Development Authority, National Census and Statistics Office.
Lua i Stíl Chicago (17ú heag.)Hufana, Lourdes Jimenez. Projections of Housing Needs by Region and Province, 1970-2000. Manila: National Economic and Development Authority, National Census and Statistics Office, 1979.
Lua MLA (9ú heag.)Hufana, Lourdes Jimenez. Projections of Housing Needs by Region and Province, 1970-2000. National Economic and Development Authority, National Census and Statistics Office, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.