APA (7th ed.) Citation

Vormbrock, Wolfgang. . Loderer, Eugen. . Vietor, Albert. . Vetter, Heinz Oskar.

Chicago Style (17th ed.) Citation

Vormbrock, Wolfgang. . Loderer, Eugen. . Vietor, Albert. . Vetter, Heinz Oskar.

MLA (8th ed.) Citation

Vormbrock, Wolfgang. . Loderer, Eugen. . Vietor, Albert. . Vetter, Heinz Oskar.

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