APA (7th ed.) Zitazioa
World Federation for Mental Health. (2020). World Mental Health Day 2020. Mental health for all: Greater investment-Greater access. World Federation for Mental Health.
Chicago Style (17th ed.) Zitazioa
World Federation for Mental Health. World Mental Health Day 2020. Mental Health for All: Greater Investment-Greater Access. s.l: World Federation for Mental Health, 2020.
MLA (9th ed.) Zitazioa
World Federation for Mental Health. World Mental Health Day 2020. Mental Health for All: Greater Investment-Greater Access. World Federation for Mental Health, 2020.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.