Silverton, l. (1993). The art and science of midwifery. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Silverton, louise. The Art and Science of Midwifery. Prentice Hall, 1993.
Lua MLA (9ú heag.)Silverton, louise. The Art and Science of Midwifery. Prentice Hall, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.