APA (7th ed.) Citation

Zielke, W. (1981). Die Zielke-Methode. Ulrich.

Chicago Style (17th ed.) Citation

Zielke, Wolfgang. Die Zielke-Methode. Deggendorf: Ulrich, 1981.

MLA (9th ed.) Citation

Zielke, Wolfgang. Die Zielke-Methode. Ulrich, 1981.

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