(2012). WORLD clinics obstetrics and gynecology: Preterm labor. Jaypee Brothers Medical Publishers Inc.
Lua i Stíl Chicago (17ú heag.)WORLD Clinics Obstetrics and Gynecology: Preterm Labor. Jaypee Brothers Medical Publishers Inc, 2012.
Lua MLA (9ú heag.)WORLD Clinics Obstetrics and Gynecology: Preterm Labor. Jaypee Brothers Medical Publishers Inc, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.