APA (7th ed.) Zitazioa

(1989). Handbook to Title V of the Older American ActPrepared for the Subcommittee on Human Resources.

Chicago Style (17th ed.) Zitazioa

Handbook to Title V of the Older American ActPrepared for the Subcommittee on Human Resources. 1989.

MLA (9th ed.) Zitazioa

Handbook to Title V of the Older American ActPrepared for the Subcommittee on Human Resources. 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.