APA (7th ed.) Zitazioa
(1998). NETWORK DIRECTORY. FIFTH EDITION. ANNUAIRE DU RESEAU. CINQUIEME EDITION. NATIONAL PUBLIC HEALTH INSTITUTE (KTL) ENYPAT.
Chicago Style (17th ed.) Zitazioa
NETWORK DIRECTORY. FIFTH EDITION. ANNUAIRE DU RESEAU. CINQUIEME EDITION. HELSINKI: NATIONAL PUBLIC HEALTH INSTITUTE (KTL) ENYPAT, 1998.
MLA (9th ed.) Zitazioa
NETWORK DIRECTORY. FIFTH EDITION. ANNUAIRE DU RESEAU. CINQUIEME EDITION. NATIONAL PUBLIC HEALTH INSTITUTE (KTL) ENYPAT, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.