Lua APA (7ú heag.)
WILSON, R. (1988). RISK OF SPONTANEOUS ABORTION IN ULTRASONICALLY NORMAL PREGNANCIES.
Lua i Stíl Chicago (17ú heag.)
WILSON, R.D. RISK OF SPONTANEOUS ABORTION IN ULTRASONICALLY NORMAL PREGNANCIES. 1988.
Lua MLA (9ú heag.)
WILSON, R.D. RISK OF SPONTANEOUS ABORTION IN ULTRASONICALLY NORMAL PREGNANCIES. 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.