APA (7th ed.) Citation

Nüdling, H. D. (1993). Die Zonengrenze.

Chicago Style (17th ed.) Citation

Nüdling, Hans Dieter. Die Zonengrenze. 1993.

MLA (9th ed.) Citation

Nüdling, Hans Dieter. Die Zonengrenze. 1993.

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