Edited by G. Russell, B. M. a. P. J. Plant canopies their growth, form and function. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Edited by G. Russell, B. Marshall and P.G. Jarvis. Plant Canopies Their Growth, Form and Function. Cambridge University Press.
Lua MLA (8ú heag.)Edited by G. Russell, B. Marshall and P.G. Jarvis. Plant Canopies Their Growth, Form and Function. Cambridge University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.