APA (7th ed.) Citation

Würtz, H. (1973). Offene Fenster 4. Verlag Neues Leben.

Chicago Style (17th ed.) Citation

Würtz, Hannes. Offene Fenster 4. Berlin: Verlag Neues Leben, 1973.

MLA (8th ed.) Citation

Würtz, Hannes. Offene Fenster 4. Verlag Neues Leben, 1973.

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