APA (7th ed.) Zitazioa

Ponnuchchamy. Division of humanity (manudap pirivagam) (Sixth edition.).

Chicago Style (17th ed.) Zitazioa

Ponnuchchamy. Division of Humanity (manudap Pirivagam). Sixth edition.

MLA (9th ed.) Zitazioa

Ponnuchchamy. Division of Humanity (manudap Pirivagam). Sixth edition.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.