APA (7th ed.) Zitazioa
Suzuki, D. T., Grady, W., & Bateman, R. (2004). Tree: A life story. David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group.
Chicago Style (17th ed.) Zitazioa
Suzuki, David T., Wayne Grady, eta Robert Bateman. Tree: A Life Story. Vancouver, B.C. ; Toronto, Ont. ; Berkeley, Calif.: David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group, 2004.
MLA (9th ed.) Zitazioa
Suzuki, David T., et al. Tree: A Life Story. David Suzuki Founation : Greystone Books : Douglas & McIntyre Pub. Group, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.