APA (7th ed.) Citation

Tümmers, H. (1994). Der Rhein: Horst Johannes Tümmers. Beck.

Chicago Style (17th ed.) Citation

Tümmers, Horst-Johannes. Der Rhein: Horst Johannes Tümmers. München: Beck, 1994.

MLA (8th ed.) Citation

Tümmers, Horst-Johannes. Der Rhein: Horst Johannes Tümmers. Beck, 1994.

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