APA (7th ed.) Citation

Von Riekhoff, H. (1971). German-Polish relations, 1918-1933 / Harald von Riekhoff. Johns Hopkins Press.

Chicago Style (17th ed.) Citation

Von Riekhoff, Harold. German-Polish Relations, 1918-1933 / Harald Von Riekhoff. Baltimore: Johns Hopkins Press, 1971.

MLA (9th ed.) Citation

Von Riekhoff, Harold. German-Polish Relations, 1918-1933 / Harald Von Riekhoff. Johns Hopkins Press, 1971.

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