APA (7th ed.) Zitazioa
(2016). Housing First Guide Europe. European Federation of National Organisations Working with the Homeless.
Chicago Style (17th ed.) Zitazioa
Housing First Guide Europe. Bruselas: European Federation of National Organisations Working with the Homeless, 2016.
MLA (9th ed.) Zitazioa
Housing First Guide Europe. European Federation of National Organisations Working with the Homeless, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.