APA (7th ed.) Citation

(1922). K.F. [Karl Fricke]. s.n.].

Chicago Style (17th ed.) Citation

K.F. [Karl Fricke]. s.n.], 1922.

MLA (8th ed.) Citation

K.F. [Karl Fricke]. s.n.], 1922.

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