Goebbels 1927. Goebbels، Joseph (1927) [1926]. "Der Nazi-Sozi" [The Nazi-Sozi]. German Propaganda Archive. Grand Rapids, Michigan: Calvin University. مؤرشف من الأصل في 2023-06-05.
Goebbels 1927. Goebbels، Joseph (1927) [1926]. "Der Nazi-Sozi" [The Nazi-Sozi]. German Propaganda Archive. Grand Rapids, Michigan: Calvin University. مؤرشف من الأصل في 2023-06-05.