Fraser, C. G. (2013). Introductory note to 1930c and 1931a. Ernst Zermelo - Collected Works / Gesammelte Werke II, 672-721. https://doi.org/10.1007/978-3-540-70856-8_14
Chicago Style (17th ed.) CitationFraser, Craig G. "Introductory Note to 1930c and 1931a." Ernst Zermelo - Collected Works / Gesammelte Werke II 2013: 672-721. https://doi.org/10.1007/978-3-540-70856-8_14.
MLA (8th ed.) CitationFraser, Craig G. "Introductory Note to 1930c and 1931a." Ernst Zermelo - Collected Works / Gesammelte Werke II, 2013, pp. 672-721, https://doi.org/10.1007/978-3-540-70856-8_14.
Warning: These citations may not always be 100% accurate.