APA (7th ed.) Citation

Eugen, E. (1915). [Archduke Eugen of Austria speaks].

Chicago Style (17th ed.) Citation

Eugen, Erzherzog. [Archduke Eugen of Austria Speaks]. 1915.

MLA (9th ed.) Citation

Eugen, Erzherzog. [Archduke Eugen of Austria Speaks]. 1915.

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