एपीए उद्धरण

(2006). Midtrimester amniocentesis is safer than we thought. BMJ Publishing Group Ltd.

शिकागो स्टाइल उद्धरण

Midtrimester Amniocentesis Is Safer Than We Thought. BMJ Publishing Group Ltd, 2006.

एमएलए उद्धरण

Midtrimester Amniocentesis Is Safer Than We Thought. BMJ Publishing Group Ltd, 2006.