APA (7th ed.) Zitazioa
Johnson, P. S., Shifley, S. R., & Rogers, R. (2002). The ecology and silviculture of oaks. CABI.
Chicago Style (17th ed.) Zitazioa
Johnson, Paul S., Stephen R. Shifley, eta Robert Rogers. The Ecology and Silviculture of Oaks. Wallingford, Oxon ; New York: CABI, 2002.
MLA (9th ed.) Zitazioa
Johnson, Paul S., et al. The Ecology and Silviculture of Oaks. CABI, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.