Hickey, M., & King, C. (1997). Common families of flowering plants. Cambridge University Press.
Chicago Style (17th ed.) ZitazioaHickey, Michael, eta Clive King. Common Families of Flowering Plants. Cambridge, U.K. ; New York: Cambridge University Press, 1997.
MLA (9th ed.) ZitazioaHickey, Michael, eta Clive King. Common Families of Flowering Plants. Cambridge University Press, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.