APA način citiranja

Heywood, V. H. (1971). Biology and chemistry of the umbelliferae. Academic Press.

Čikaški stil citiranja

Heywood, V. H. Biology and Chemistry of the Umbelliferae. Academic Press, 1971.

MLA način citiranja

Heywood, V. H. Biology and Chemistry of the Umbelliferae. Academic Press, 1971.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.