APA (7th ed.) Citation

Poll, B. (1961). Franz Oppenhoff: (1902 - 1945). Rheinland-Verl.

Chicago Style (17th ed.) Citation

Poll, Bernhard. Franz Oppenhoff: (1902 - 1945). Düsseldorf: Rheinland-Verl, 1961.

MLA (8th ed.) Citation

Poll, Bernhard. Franz Oppenhoff: (1902 - 1945). Rheinland-Verl, 1961.

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