Kutner, L. (1993). Pregnancy and your baby's first year. Avon.
Chicago Style aipamenaKutner, Lawrence. Pregnancy and Your Baby's First Year. New York: Avon, 1993.
MLA aipamenaKutner, Lawrence. Pregnancy and Your Baby's First Year. Avon, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.