APA (7th ed.) Citation

Freund, O., & Richter, L. (1936). Ludwig Richter. Quäker-Verl.

Chicago Style (17th ed.) Citation

Freund, Otto, and Ludwig Richter. Ludwig Richter. Bad Pyrmont: Quäker-Verl, 1936.

MLA (8th ed.) Citation

Freund, Otto, and Ludwig Richter. Ludwig Richter. Quäker-Verl, 1936.

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