Beale H.G. (1985). Contract Cases in Materials. Bulter Worths & Co.(Publisher)Ltd.Lo ndon.
Lua i Stíl Chicago (17ú heag.)Beale H.G. Contract Cases in Materials. London: Bulter Worths & Co.(Publisher)Ltd.Lo ndon, 1985.
Lua MLA (9ú heag.)Beale H.G. Contract Cases in Materials. Bulter Worths & Co.(Publisher)Ltd.Lo ndon, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.