Sawyer, J. O. (2009). A manual of California vegetation / John O. Sawyer, Todd Keeler-Wolf, Julie Evens (2nd ed.). Sacramento, Calif.: California Native Plant Society Press.
Styl ChicagoSawyer, John O. A Manual of California Vegetation / John O. Sawyer, Todd Keeler-Wolf, Julie Evens. 2nd ed. Sacramento, Calif.: California Native Plant Society Press, 2009.
Citace podle MLASawyer, John O. A Manual of California Vegetation / John O. Sawyer, Todd Keeler-Wolf, Julie Evens. 2nd ed. Sacramento, Calif.: California Native Plant Society Press, 2009.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..