DOBBY, A. (1978). Conservation and planning. Hutchinson.
Lua i Stíl Chicago (17ú heag.)DOBBY, Allan. Conservation and Planning. Hutchinson, 1978.
Lua MLA (8ú heag.)DOBBY, Allan. Conservation and Planning. Hutchinson, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.