APA (7th ed.) Citation

Ebbinghaus, H. (2013). Introductory note to 1933a. Ernst Zermelo - Collected Works / Gesammelte Werke II, 722-733. https://doi.org/10.1007/978-3-540-70856-8_15

Chicago Style (17th ed.) Citation

Ebbinghaus, Heinz-Dieter. "Introductory Note to 1933a." Ernst Zermelo - Collected Works / Gesammelte Werke II 2013: 722-733. https://doi.org/10.1007/978-3-540-70856-8_15.

MLA (8th ed.) Citation

Ebbinghaus, Heinz-Dieter. "Introductory Note to 1933a." Ernst Zermelo - Collected Works / Gesammelte Werke II, 2013, pp. 722-733, https://doi.org/10.1007/978-3-540-70856-8_15.

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