Evans, A. W. (1975). The five per cent sample survey of building society mortgages. H.M.S.O..
Lua i Stíl Chicago (17ú heag.)Evans, Andrew Wyndham. The Five Per Cent Sample Survey of Building Society Mortgages. London: H.M.S.O., 1975.
Lua MLA (8ú heag.)Evans, Andrew Wyndham. The Five Per Cent Sample Survey of Building Society Mortgages. H.M.S.O., 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.