COLLEY, B. (1986). Practical Manual Of Site Development B.c. Colley Colley. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)COLLEY, B.C. Practical Manual Of Site Development B.c. Colley Colley. McGraw-Hill, 1986.
Lua MLA (8ú heag.)COLLEY, B.C. Practical Manual Of Site Development B.c. Colley Colley. McGraw-Hill, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.