APA (7th ed.) Citation

Fraenkel, A. A. (1959). Mengenlehre und Logik. Duncker & Humblot.

Chicago Style (17th ed.) Citation

Fraenkel, Abraham Adolf. Mengenlehre Und Logik. Berlin: Duncker & Humblot, 1959.

MLA (8th ed.) Citation

Fraenkel, Abraham Adolf. Mengenlehre Und Logik. Duncker & Humblot, 1959.

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