LYLE, J. T. (1985). Design For Human Ecosystems. Van Nostrand Reinhold Company.
Lua i Stíl Chicago (17ú heag.)LYLE, John Tillman. Design For Human Ecosystems. Van Nostrand Reinhold Company, 1985.
Lua MLA (8ú heag.)LYLE, John Tillman. Design For Human Ecosystems. Van Nostrand Reinhold Company, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.