HANNEBAUM, L. (1981). Landscape Design. Reston Publishing.
Lua i Stíl Chicago (17ú heag.)HANNEBAUM, Leroy. Landscape Design. Reston Publishing, 1981.
Lua MLA (8ú heag.)HANNEBAUM, Leroy. Landscape Design. Reston Publishing, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.