Não informado. (1973). Journal of nurse-midwifery. American College of Nurse-Midwives.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Nurse-midwifery. New York: American College of Nurse-Midwives, 1973.
Lua MLA (8ú heag.)Não informado. Journal of Nurse-midwifery. American College of Nurse-Midwives, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.