APA (7th ed.) Citation

Steen, M. (2012). Wagner: Tannhäuser.

Chicago Style (17th ed.) Citation

Steen, Michael. Wagner: Tannhäuser. 2012.

MLA (9th ed.) Citation

Steen, Michael. Wagner: Tannhäuser. 2012.

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