Hillis, W. E. (1979). Future wood: Wood from intensively managed trees : why we need it and how to improve it. Institute of Wood Science, Australian Branch.
Lua i Stíl Chicago (17ú heag.)Hillis, W. E. Future Wood: Wood from Intensively Managed Trees : Why We Need It and How to Improve It. [Highett, Vic.]: Institute of Wood Science, Australian Branch, 1979.
Lua MLA (8ú heag.)Hillis, W. E. Future Wood: Wood from Intensively Managed Trees : Why We Need It and How to Improve It. Institute of Wood Science, Australian Branch, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.