APA (7th ed.) Zitazioa

(2007). Guide to immunization program evaluation for grantees.

Chicago Style (17th ed.) Zitazioa

Guide to Immunization Program Evaluation for Grantees. 2007.

MLA (9th ed.) Zitazioa

Guide to Immunization Program Evaluation for Grantees. 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.