APA (7th ed.) Citation

Molderings, H. (1995). Umbo: Otto Umbehr 1902 - 1980. Richter.

Chicago Style (17th ed.) Citation

Molderings, Herbert. Umbo: Otto Umbehr 1902 - 1980. Düsseldorf: Richter, 1995.

MLA (9th ed.) Citation

Molderings, Herbert. Umbo: Otto Umbehr 1902 - 1980. Richter, 1995.

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