Weberling, F. Morphology of flowers and inflorescences.
Chicago Style (17th ed.) ZitazioaWeberling, F. Morphology of Flowers and Inflorescences.
MLA (9th ed.) ZitazioaWeberling, F. Morphology of Flowers and Inflorescences.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.