APA (7th ed.) Zitazioa
HARRIS, M., & ALLGOOD, J. (2010). ADOLESCENT PREGNANCY PREVENTION: CHOOSING AN EFFECTIVE PROGRAM THAT FITS.
Chicago Style (17th ed.) Zitazioa
HARRIS, M.B, eta J.G ALLGOOD. ADOLESCENT PREGNANCY PREVENTION: CHOOSING AN EFFECTIVE PROGRAM THAT FITS. 2010.
MLA (9th ed.) Zitazioa
HARRIS, M.B, eta J.G ALLGOOD. ADOLESCENT PREGNANCY PREVENTION: CHOOSING AN EFFECTIVE PROGRAM THAT FITS. 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.