Sternberger, A. (1951). Research in Germany on pressing social problems: A social sceince survey of German social issues. Library of Congress.
Παραπομπή σε μορφή Chicago (17η εκδ.)Sternberger, Adolf. Research in Germany on Pressing Social Problems: A Social Sceince Survey of German Social Issues. [Washington]: Library of Congress, 1951.
Παραπομπή σε μορφή MLA (9th εκδ.)Sternberger, Adolf. Research in Germany on Pressing Social Problems: A Social Sceince Survey of German Social Issues. Library of Congress, 1951.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.