Doyle, W. T. (1970). Biology of higher cryptogams. Macmillan.
Chicago Style aipamenaDoyle, William T. Biology of Higher Cryptogams. London: Macmillan, 1970.
MLA aipamenaDoyle, William T. Biology of Higher Cryptogams. Macmillan, 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.