CARPENTER, P. L. (1975). Plants In The Landscape. W.H. Freeman and company.
Lua i Stíl Chicago (17ú heag.)CARPENTER, Philip L. Plants In The Landscape. W.H. Freeman and company, 1975.
Lua MLA (8ú heag.)CARPENTER, Philip L. Plants In The Landscape. W.H. Freeman and company, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.