Suzuki, D. T., Grady, W., & Bateman, R. (2004). Tree: A life story. David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group.
Lua i Stíl Chicago (17ú heag.)Suzuki, David T., Wayne Grady, agus Robert Bateman. Tree: A Life Story. Vancouver, B.C. ; Toronto, Ont. ; Berkeley, Calif.: David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group, 2004.
Lua MLA (9ú heag.)Suzuki, David T., et al. Tree: A Life Story. David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.