APA (7th ed.) Citation

Krüger, O., & Wilkens, K. Die Hardy-Stiftung (1905 bis 1962). University of Fribourg.

Chicago Style (17th ed.) Citation

Krüger, Oliver, and Katharina Wilkens. Die Hardy-Stiftung (1905 Bis 1962). University of Fribourg.

MLA (9th ed.) Citation

Krüger, Oliver, and Katharina Wilkens. Die Hardy-Stiftung (1905 Bis 1962). University of Fribourg.

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