APA (7th ed.) Citation

Semke, H. (1950). "Und". Portugália Editora.

Chicago Style (17th ed.) Citation

Semke, Hein. "Und". Portugália Editora, 1950.

MLA (8th ed.) Citation

Semke, Hein. "Und". Portugália Editora, 1950.

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