Heyck, E. (1907). Johanna von Bismarck: Von Eduard Heyck. Velhagen & Klasing.
Chicago Style (17th ed.) CitationHeyck, Eduard. Johanna Von Bismarck: Von Eduard Heyck. Bielefeld ; Leipzig: Velhagen & Klasing, 1907.
MLA (8th ed.) CitationHeyck, Eduard. Johanna Von Bismarck: Von Eduard Heyck. Velhagen & Klasing, 1907.
Warning: These citations may not always be 100% accurate.