APA (7th ed.) Citation

Frerk, F. W. (1931). Der Schmalfilmer.

Chicago Style (17th ed.) Citation

Frerk, Friedrich Willy. Der Schmalfilmer. 1931.

MLA (9th ed.) Citation

Frerk, Friedrich Willy. Der Schmalfilmer. 1931.

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