APA (7th ed.) Citation

Hans-Böckler-Stiftung. Graue Reihe. Stiftung.

Chicago Style (17th ed.) Citation

Hans-Böckler-Stiftung. Graue Reihe. [Düsseldorf]: Stiftung.

MLA (9th ed.) Citation

Hans-Böckler-Stiftung. Graue Reihe. Stiftung.

Warning: These citations may not always be 100% accurate.