APA (7th ed.) Citation

Blume, E. Berlin international: Eugen Blume. Textbuch.(2004).

Chicago Style (17th ed.) Citation

Blume, Eugen. "Berlin International: Eugen Blume." Textbuch.(2004) .

MLA (8th ed.) Citation

Blume, Eugen. "Berlin International: Eugen Blume." Textbuch.(2004), .

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