APA (7th ed.) Citation

Kühlein, T. (1962). Ebene Trigonometrie. Mentor Verlag.

Chicago Style (17th ed.) Citation

Kühlein, Theo. Ebene Trigonometrie. Berlin-Schöneberg: Mentor Verlag, 1962.

MLA (9th ed.) Citation

Kühlein, Theo. Ebene Trigonometrie. Mentor Verlag, 1962.

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