Lua APA (7ú heag.)

Schumann, E. A. (1921). Extra-uterine pregnancy. D. Appleton and company.

Lua i Stíl Chicago (17ú heag.)

Schumann, Edward Armin. Extra-uterine Pregnancy. New York, London: D. Appleton and company, 1921.

Lua MLA (8ú heag.)

Schumann, Edward Armin. Extra-uterine Pregnancy. D. Appleton and company, 1921.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.