Sternberger, A. (1951). Research in Germany on pressing social problems: A social sceince survey of German social issues. Library of Congress.
Lua i Stíl Chicago (17ú heag.)Sternberger, Adolf. Research in Germany on Pressing Social Problems: A Social Sceince Survey of German Social Issues. [Washington]: Library of Congress, 1951.
Lua MLA (9ú heag.)Sternberger, Adolf. Research in Germany on Pressing Social Problems: A Social Sceince Survey of German Social Issues. Library of Congress, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.